In this Brazilian State, a New Push to Track Cattle is Key to Slowing Deforestation

Cattle graze on land recently burned and deforested by cattle farmers near Novo Progresso, Para state, Brazil, on Aug. 23, 2020. (AP Photo/Andre Penner, File)
Cattle graze on land recently burned and deforested by cattle farmers near Novo Progresso, Para state, Brazil, on Aug. 23, 2020. (AP Photo/Andre Penner, File)
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In this Brazilian State, a New Push to Track Cattle is Key to Slowing Deforestation

Cattle graze on land recently burned and deforested by cattle farmers near Novo Progresso, Para state, Brazil, on Aug. 23, 2020. (AP Photo/Andre Penner, File)
Cattle graze on land recently burned and deforested by cattle farmers near Novo Progresso, Para state, Brazil, on Aug. 23, 2020. (AP Photo/Andre Penner, File)

Maria Gorete, who just began ranching three years ago, is doing something new with her 76 head of cattle in the Brazilian countryside near the town of Novo Repartimento.

She's piercing their ears.

Their new jewelry — ear tags, actually — will track their movements throughout their lives as part of an initiative aimed at slowing deforestation in the Brazilian state of Para. Depending on how well it works, it's the kind of solution the world needs more of to slow climate change, the subject of annual United Nations talks just a few hours away in Belem.

With about 20 million cattle in Para, it's a mammoth task. Some of them are on big farms closer to cities, but others are in remote areas where farmers have been cutting down Amazon rainforest to make room for their pastures. That’s a problem for climate change because it means trees that absorb pollution are being replaced by cattle that emit methane, a powerful planet-warming gas.

Brazil has lost about 339,685 square kilometers (131,153 square miles) of mature rainforest since 2001 — an area roughly the size of Germany — and more than a third of that loss was in Para, according to Global Forest Watch. Para alone accounts for about 14% of all rainforest loss recorded worldwide over the last 24 years.

Gorete, with her small herd, said the tagging hasn't been much of a hassle. And she sees the program as a good thing. It will let her sell her beef to companies and countries whose consumers want to know where it came from.

“With this identification, it opens doors to the world,” said Gorete, who before cattle ranching cultivated acai and cacao. “It adds value to the animals.”

How the tagging works Cows can move to several farms in their lifetime — born on one pasture, sold to a different farmer, or two or three or more, until they’ve grown to their full weight and are sold to a processor, said Marina Piatto, executive director of the Brazilian agriculture and conservation NGO Imaflora.

Tracking those movements effectively can be a way to discourage deforestation. That's where the tagging comes in, The AP news reported.

Starting next year, all cattle being transported in Para have to be tagged. Each animal actually gets a tag in each ear. One is a written number that is registered with the government in an official database. The other is an electronic chip that links to the same information as the number registered to the cow — like when and where it was born, where it was raised, the owner, the breed and more. By 2027, all cattle in Para, including cattle born on ranches in the state, have to have tags.

Once a tag is removed, it’s broken and can’t be put back, a measure to help avoid fraud.

When the cattle moves, owners are required to report those movements and buyers are required to log the transaction. To be able to sell their animals, ranchers must have tags and a clean history. Locations registered with the government where the animals have been can be checked against satellite images to detect illegal deforestation, or against maps that show Indigenous territories that are supposed to be off-limits for cattle.

“The only solution is individual cattle traceability because then you can know for each movement where that cattle has been and if it has been in a place that has been deforested in the past,” said José Otavio Passos, the Brazilian Amazon director with The Nature Conservancy.

Mauro Lucio, 60, has 2,600 cattle on his farm in Paragominas about 290 kilometers (180 miles) south of Belem. He said the new tagging program was an easy transition for him because he's been tagging his cattle since 2000. He did it to track his own herd, but he sees the benefit of the government now being involved.

“For me, this is the same tool," he said.

Gorete, the cattle rancher near Novo Repartimento, said she doesn’t believe ranchers will be able to skirt the system once it’s fully in place.

“The guy who doesn’t have identification of his animals is not going to be selling,” she said.

Industry is a participant The government will pay for the tags for farms with 100 head of cattle or fewer and ranchers with anything beyond that pay by themselves, said Passos, of The Nature Conservancy. Lucio said the last price he paid for tags was just under 9 Brazilian reals (US$1.70).

JBS, the world’s largest meatpacker, is donating 2 million tags to the effort. The company, which is among several that have been fined or faced lawsuits for buying cattle raised illegally on deforested land, said traceability of cattle can help address concerns about deforestation. JBS says it has a “zero-tolerance policy” for illegal deforestation and takes several steps to ensure its supply chain doesn’t contribute to deforestation.

Passos said it's important to have industry players on board. “We have never had such a unique window of opportunity where you have all the sectors, the cattle ranchers, the meatpackers, the industry, the government, the NGOs, all hurtling around the same objective,” he said.

Even if meat producers are backing a legal system for cattle tracing, though, there will always be ways to get around laws, said Piatto, of Imaflora, because “illegal is cheaper, it's easier.”

Christian Poirier, program director at Amazon Watch, an organization focused on rainforest protection, said land clearing is carried out “in a sophisticated way by well-funded crime syndicates, not by small landholders in the majority by any means.”

He said it's been easy for those groups to get around current efforts to stop the clearing. He called the new tagging a step in the right direction, but said the most determined people may still be capable of getting around the new rules.

The committee that has been coordinating between government, industry and producers has been working on ways to prevent fraud and use law enforcement most effectively, said Fernando Sampaio, sustainability director of the Brazilian Association of Meat Exporting Industries. For that, they have to know where to look; for instance, if a farm is selling more animals than its size would suggest, that might be a red flag.

Sampaio characterized a small minority of farms as being run by criminal operations.

"These are the guys that need to be excluded from the supply chain,” he said.



Moon Race: How China is Challenging the US

China is challenging the United States' supremacy in spaceflight. Pedro Pardo / AFP/File
China is challenging the United States' supremacy in spaceflight. Pedro Pardo / AFP/File
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Moon Race: How China is Challenging the US

China is challenging the United States' supremacy in spaceflight. Pedro Pardo / AFP/File
China is challenging the United States' supremacy in spaceflight. Pedro Pardo / AFP/File

Walking on the Moon by 2030, building a lunar base, and then perhaps on to Mars: after 30 years of honing its expertise, China is challenging the United States' supremacy in spaceflight.

As US space agency NASA prepares for its crewed lunar flyby mission, Artemis II, we take a look at China's ambitions in space:

- What is China's crewed program? -

China's crewed space program -- known as Project 921 -- was launched on September 21, 1992, aiming to develop its own expertise and space station.

The program has conducted around 15 crewed missions since the first flight of a Chinese astronaut, Yang Liwei, in 2003.

Blocked from the International Space Station (ISS) in 2011 by the United States, China built its own orbital hub.

The Tiangong, or "Heavenly Palace", space station welcomed its first occupants in 2021.

Three Chinese astronauts -- known as "taikonauts" -- are currently staying there.

The station allows China to accumulate crucial experience in spacewalks, docking, maintenance and effects on the body.

None of China's crewed launches have been fatal, and the program is following a long-term roadmap rather than a series of isolated projects.

"This effectiveness stems from strong political commitment at the highest level of the state, stable funding... and the integration of the entire industrial chain into the project," said Richard de Grijs, professor of physics and astronomy at Australia's Macquarie University.

"Compared to the Western, and particularly US, approach, where priorities can shift with each political cycle, this model offers clear advantages in terms of predictability and risk management," he told AFP.

While China's space program has been historically slower, "it won't change course at the whim of its leadership either".

- When will Chinese astronauts land on the Moon? -

The Chinese space agency (CNSA) hopes to put astronauts on the Moon by 2030.

China has already sent several robots to the Moon and brought back lunar samples.

But a crewed mission requires different equipment, which is currently being tested.

China is set to conduct a test flight of its new Mengzhou ("Dream Ship") spacecraft in 2026. Replacing the ageing Shenzhou, it will carry astronauts into lunar orbit.

Engineers are also developing a new ultra-powerful rocket around 90-metres (295-feet) long -- the Long March-10, essential for propelling the spacecraft to the Moon. It made its first low-altitude flight on February 11.

The Lanyue ("Seize the Moon") lander, which will transport the astronauts from orbit to the lunar surface, could also make its maiden flight between 2028 and 2029.

- Does China want a lunar base? -

China hopes to build a basic version of a crewed scientific base, called the International Lunar Research Station (ILRS), by 2035.

The base will be built near the Moon's south pole, where water in the form of ice is believed to be present.

China is collaborating with Russia on the project.

The base is expected to be built with bricks made on-site from lunar soil using 3D printers. Tested on Earth and on Tiangong, the technique is to be tested on the Moon during the uncrewed Chang'e-8 mission, scheduled for around 2028.

The CNSA says it wants to carry out archaeological research into the origin of the Moon, achieve breakthroughs in strategic technologies and exploit lunar resources.

An expanded version of the base is planned for around 2040.

China is also developing a constellation of relay satellites around the Moon to communicate between its far side and Earth.

- Is this a race with the United States? -

China never talks about a "Moon race" or competition with the United States.

"They are ambitious for the future of their program and see the Moon as the logical next step, for its own sake, not for any rivalry. I don't think it would change anything for them if America wasn't going," said Jonathan McDowell, astrophysicist and space analyst.

"Having said that," he added, "the establishment of a lunar base by China would be a real challenge to America's ability to establish such a base -- there's only a small amount of suitable area near the lunar south pole."

For now, China lags behind the United States in terms of crewed flights, according to Chen Lan, a specialist in the Chinese space program.

NASA's Dragon and Orion spacecraft remain superior compared to China's Shenzhou, he noted.

"However, I expect when China realizes manned lunar landing by 2030 with the new spaceship and lunar landing vehicle, it will catch up with the US in the human spaceflight field."

- Mars next? -

After 2040, the Chinese lunar base will be used to "validate technology and capabilities for a manned mission to Mars", according to the CNSA.

Chinese space manufacturing companies and scientists have previously pointed to the Red Planet as a potential destination for astronauts.

"But I don't think that there will be serious plans to Mars before completion of the lunar landing and the initial lunar base," Chen said.


3-limbed Sea Turtle Being Tracked at Sea by Satellite

An adult female Kemp's ridley sea turtle is seen swimming in a tank at Loggerhead Marinelife Center after a satellite tracking device was attached to its shell in Juno Beach, Fla. on Tuesday, March 24, 2026. (AP Photo/Cody Jackson)
An adult female Kemp's ridley sea turtle is seen swimming in a tank at Loggerhead Marinelife Center after a satellite tracking device was attached to its shell in Juno Beach, Fla. on Tuesday, March 24, 2026. (AP Photo/Cody Jackson)
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3-limbed Sea Turtle Being Tracked at Sea by Satellite

An adult female Kemp's ridley sea turtle is seen swimming in a tank at Loggerhead Marinelife Center after a satellite tracking device was attached to its shell in Juno Beach, Fla. on Tuesday, March 24, 2026. (AP Photo/Cody Jackson)
An adult female Kemp's ridley sea turtle is seen swimming in a tank at Loggerhead Marinelife Center after a satellite tracking device was attached to its shell in Juno Beach, Fla. on Tuesday, March 24, 2026. (AP Photo/Cody Jackson)

The veterinary staff at a Florida sea turtle hospital is getting help from space to monitor the animals they have rehabilitated. They're particularly interested in amputees.

Using satellite tracking devices in a collaboration between the Loggerhead Marinelife Center and the Smithsonian Conservation Biology Institute, scientists are learning how well sea turtles can survive in the wild after losing a limb.

Amelie, a Kemp's ridley sea turtle who lost her right forelimb to a predator — most likely a shark, the center said — was taken to the beach on Wednesday for her highly anticipated release. The turtle paused for about 30 seconds, then slowly made her way into the Atlantic Ocean as onlookers cheered.

Amelie had been rescued and brought to the center by the Inwater Research Group in Port St. Lucie, Florida, seven weeks earlier after a traumatic amputation. She underwent surgery to clean and close the wound, and was treated for pneumonia while in a tank at the center.

When veterinarians deemed her healthy enough to return to the sea, they glued a tracking device to her shell.

A rehabilitated adult female Kemp's ridley sea turtle crawls toward the ocean during a release in Juno Beach, Fla. on Wednesday, March 25, 2026. (AP Photo/Cody Jackson)

An ultrasound confirmed that Amelie is developing eggs, giving researchers another reason to track her movements.

Kemp's ridley turtles, the rarest of sea turtle species, are more typically found on Florida's Gulf Coast, so treating Amelie was especially significant, said Andy Dehart, the center's president and CEO.

Amelie is actually the fourth amputee sea turtle being tracked by the enter, Loggerhead research director Sarah Hirsch said. They include a three-limbed turtle named Pyari who has traveled nearly 700 miles since her release in January, her tracker shows.

“We do know that they can be successful in the wild because we have seen them on our nesting beaches, but we really want to understand their dive behaviors, how they’re migrating once they’re back in the wild," The Associated Press quoted Hirsch as saying.

The satellite tags have a saltwater switch that detects when the turtle comes up to the surface to breathe, triggering the transmission of data to the satellites. Their location appears online after a 24-hour delay. To view Amelie and other turtles tracked for various research projects, visit the Loggerhead website.

“They’ve been through a lot," Hirsch said. "They’ve gotten a lot of medical care here, and to see them be able to go back out and contribute to the population is really rewarding.”


Genetic Study Identifies Earliest-known Dog, Dating to 15,800 Years Ago

FILE PHOTO: A woman gives her dog a kiss as they watch the sunset at Anchor Bay outside Mellieha, Malta, January 26, 2018.  REUTERS/Darrin Zammit Lupi/File Photo
FILE PHOTO: A woman gives her dog a kiss as they watch the sunset at Anchor Bay outside Mellieha, Malta, January 26, 2018. REUTERS/Darrin Zammit Lupi/File Photo
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Genetic Study Identifies Earliest-known Dog, Dating to 15,800 Years Ago

FILE PHOTO: A woman gives her dog a kiss as they watch the sunset at Anchor Bay outside Mellieha, Malta, January 26, 2018.  REUTERS/Darrin Zammit Lupi/File Photo
FILE PHOTO: A woman gives her dog a kiss as they watch the sunset at Anchor Bay outside Mellieha, Malta, January 26, 2018. REUTERS/Darrin Zammit Lupi/File Photo

Dogs have been loyal companions to people since we made them our first domesticated animals, descending long ago from gray wolves - though precisely when, where and why have remained unanswered. New genetic research now is offering valuable insight, including identifying the earliest-known dog, dating to 15,800 years ago, Reuters reported.

This dog, known from bones found at the Pinarbasi rock shelter site in Türkiye used by ancient human hunter-gatherers, is about 5,000 years older than the previous earliest-known, genetically confirmed canine, the researchers said.

The date of the Pinarbasi dog and several others almost as old identified at other sites in Europe shows that dogs already were widely distributed and an integral part of human culture millennia before the advent of agriculture, they said.

The new findings were presented in two scientific papers published on Wednesday in the journal Nature.

William Marsh, a postdoctoral researcher in the Ancient Genomics Laboratory at the Francis Crick Institute in London who was co-lead author of one of the studies, said the DNA evidence suggests dogs were present in various locales in western Eurasia by 18,000 years ago and already ⁠were quite different ⁠genetically from wolves.

"We putatively predict that dog and wolf populations diverged a lot earlier, likely before the last glacial maximum (of the Ice Age), so before 24,000 years ago. Although saying that, there is still a great degree of uncertainty," Marsh said.

The dog, descended from an ancient wolf population separate from modern wolves, was the first animal domesticated by people, with animals such as goats, sheep, cattle and cats coming later.

"Dogs have been by our side as humans underwent major lifestyle transitions and complex societies emerged," said geneticist Anders Bergström of the University of East Anglia in England, lead author of the other study.

"I think it's also interesting that, unlike most ⁠other domesticated animals, dogs do not always have very clearly defined roles or purposes for humans. Perhaps their primary role is often just to provide companionship," Bergström said.

The upper jaw of a domesticated dog from the Kesslerloch cave in Thayngen, Switzerland, dating to about 14,000 years ago, is seen in this photograph from July 2019. Cantonal Archaeological Service of Schaffhausen/Ivan Ivic/Handout via REUTERS

Bergström and his team performed a large-scale search for the early dogs of Europe, using a new method to differentiate genetically between wolves and dogs among 216 ancient remains ranging from 46,000 to 2,000 years old from Belgium, Denmark, France, Germany, the Netherlands, Scotland, Sweden, Switzerland and Türkiye. This was the largest study of such remains to date.

The researchers managed to identify 46 dogs and 95 wolves. Because the skeletons of dogs and wolves were so similar in the early stages of canine domestication, genetic studies are needed to distinguish between them in ancient remains.

The oldest of the dogs identified by Bergström's team was one dating to 14,200 years ago from Switzerland's Kesslerloch Cave site. The oldest of the European dogs identified in this study were found to have shared an origin with dogs in Asia and the rest of the world, showing that ⁠these various canine populations did not ⁠arise from separate domestication events.

The Pinarbasi dog, identified in the study Marsh worked on, showed how much dogs were valued by the hunter-gatherers who kept them.

"At Pinarbasi, we have both human and dog burials, with dogs buried alongside humans," Marsh said.

There also was evidence that the people at Pinarbasi fed their dogs fish.

This study identified five dogs dating to between 15,800 and 14,300 years ago, including canine remains from Gough's Cave near Cheddar in England.

"At Gough's Cave, we have butchering and processing of humans after death that included cannibalism, as a funerary behavior akin to burial. Similar post-mortem modification, albeit not definitively for consumption, was found on the dog remains," Marsh said.

The Pinarbasi and Gough's Cave dogs were found to be more closely related to the ancestors of present-day European and Middle Eastern breeds such as boxers and salukis than to Arctic breeds like Siberian huskies.

Beyond companionship, the ancient dogs may have helped people hunt or perhaps served as watchdogs, sort of Ice Age alarm systems, according to the researchers. Unlike the many exotic dog breeds around today, these early dogs still likely closely resembled the wolves from which they descended, they said.

"The questions of when, where and why people domesticated dogs still remain largely unanswered," Bergström said. "We think it probably happened somewhere in Asia, but more precisely remains to be determined."