Keep up with the latest on our planet's health and how it affects you.
Reversing the biodiversity crisis is paramount for the billions who rely on wild species for health, income and food.
Humanity's ability to deal with climate change will become more difficult unless we rapidly reduce greenhouse gas emissions, scientists say.
Amid the ravages of climate change, hard-hit lands look to wealthy nations for funds.
Around 2,000 years' worth of ice accumulation has been lost since the 1990s.
"Science leaves no room for doubt: Climate change is the existential threat of our time," says NASA chief Bill Nelson.