Paris Climate Agreement
The world's largest carbon emitters said they recognized "the climate crisis has increasingly affected countries around the world."
Last year, which saw blistering heat across Europe and historic flooding in Pakistan, tied 2015 as the fifth warmest year on record, NASA found.
Arnold Schwarzenegger, a former governor and environmental activist, slammed President Donald Trump over climate change policies.
“It’s a warning that we need to take strong action,” said Leon Hermanson, a climate scientist at the United Kingdom’s Met Center who helped on the forecast.
WHAT'S HAPPENING
Scientists say the rate of ocean warming has led to more rain, increased sea levels, coral reef destruction and declining ocean oxygen levels.
Arnold Schwarzenegger, a former governor and environmental activist, slammed President Donald Trump over climate change policies.
“It may be very difficult or impossible to stop the whole row of dominoes from tumbling over. Places on Earth will become uninhabitable if ‘Hothouse Earth’ becomes the reality."
One year later, cities, states and businesses are stepping up to maintain progress.
"America made a commitment."
“If we want to avoid 2 degrees Celsius, we have very little time left. The public should be very concerned.”