"Humanity will have given up on planet Earth if world leaders cannot reach an agreement this year to stop the mass extinction of wildlife and destruction of life-supporting ecosystems, the United Nation’s new biodiversity chief has warned."

"President Donald Trump on Tuesday warned the international community against heeding the advice of environmental activists — dismissing them as fear-mongering “prophets of doom” who will cripple global economies and strip away individual liberties in what he described as a misguided mission to save the planet."

"Greta Thunberg on Tuesday punched a hole in the promises emerging from a forum of the global political and business elite and offered instead an ultimatum: Stop investing in fossil fuels immediately, or explain to your children why you did not protect them from the “climate chaos” you created."

"Even before catastrophic fires broke out in Australia in late fall, climate change was at the top of the list of priorities at the 50th anniversary of the World Economic Forum in Davos, Switzerland, this week."

"A six-mile-long barrier would help protect the city from floodwaters during fierce storms like Sandy, but critics say rising seas make the option inadequate."

"Four coastal Louisiana tribes that claim the U.S. government has violated their human rights by failing to take action on climate change submitted a formal complaint Wednesday to the United Nations in Geneva, Switzerland."

"A federal appeals court has thrown out the landmark climate change lawsuit brought on behalf of young people against the federal government."

"It was a lifesaving mission as dramatic as any in the months-long battle against the wildfires that have torn through the Australian bush. But instead of a race to save humans or animals, a specialized team of Australian firefighters was bent on saving invaluable plant life: hidden groves of the Wollemi pine, a prehistoric tree species that has outlived the dinosaurs."

"A new study unravels the mystery of what caused so many of these normally resilient seabirds to starve amid an ocean heat wave fueled in part by global warming."

"Germany announced on Thursday that it would spend $44.5 billion to quit coal — but not for another 18 years, by 2038."