Rescuers used a megaphone and recordings of their grandmother's voice to tell the kids to stay put.

Expedition leader Mark Synnott, professional climbers Alex Honnold and Fuco Pisani made new discoveries near their jungle camp while they climbed to the “Islands in the Sky.”

As mass burnings and deforestation continue in the Amazon rainforest, many of the thousands of species living there are facing an existential crisis.

The Amazon rainforest lost an estimated 5 million acres in 2020.

The indigenous people of the Brazilian Guajajara tribe are taking it upon themselves, risking life and limb, to track and apprehend illegal loggers in their ancestral land.

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Last summer, ABC News was granted rare access to the “Guardians of the Forest” and their operations.

A new report warns that the Amazon rainforest may be nearing a dangerous tipping point.

Pope Francis and over 200 bishops, indigenous leaders and climate change experts convened in the Vatican on Monday to study the problems in the Amazon rainforest region.

World's second-biggest clothing retailer, H&M Group, becomes second corporation to announce a ban on Brazilian leather citing environmental concerns.

As fires in the Amazon continue to blaze through Brazil, the smoke is affecting the respiratory health of the people living there.

The number of wildfires in the country has risen more than 84% from last year, according to Brazil’s National Institute for Space Research.

The eyes of nations around the globe are currently focused on the Amazon rain forest in Brazil, where wildfires are wreaking havoc.

Concern is growing over how smoke from the Amazon rainforest fires could affect people's lungs as more residents report respiratory problems.

Brazilian President Jair Bolsonaro said his government would find a "solution" one day after rejecting $22 million in aid pledged by G-7 leaders led by French President Emmanuel Macron.

Co-founder of WeForest, Bill Liao, discusses the importance of reforesting in the midst of climate change and deteriorating global health, saying "it is such a tragedy what is happening right now."

The government of Brazil have said they will reject an offer of aid from G-7 countries worth $22 million. Fires continue to rage across the Amazon.

Fire has engulfed an area two-thirds the size of the continental U.S., and containing the flames is proving to be a herculean task, putting a major source of the world's oxygen under extreme stress.

Matt Gutman of ABC News sees how the federal firefighters in Brazil are tackling the Amazon fires.

After facing criticism, Brazil has begun to deploy 44,000 troops and C-130 water tankers to fight the fires.

A top Brazilian official says the government will reject the $20 million of international aid given by world leaders at the G-7 Summit. ABC News’ Matt Gutman reports.

Brazil has deployed 44,000 troops and C-130s laden with thousands of gallons of water; President Trump has offered help and the G7 pledged $20 million.

The massive wildfires are burning across the Amazon and scientists say the number of fires is up 84% this year compared to the year before.

ABC News’ Matt Gutman reports on the ground in Brazil where a record 80,000 fires this year are devouring vast swaths of forest.

The Amazon rainforest in Brazil is experiencing a record amount of fires this year, according to the country's space agency.

NatGeo explorer Andres Ruzo describes the fires in the Amazon rainforest after his most recent trip to Brazil.

The Amazon rainforest is being devastated by mining and logging.

Tens of thousands of Brazilian troops have been deployed to fight the fires as outrage grows over the government’s response. ABC News’ Janai Norman reports.