New York and D.C. will hit the climate change tipping point in 2047 – just 34 years from now.
Americans are some of the least likely in the world to call climate change a "major threat," and are ranked 33rd out of 39.
Elephants and rhinos are being pushed toward extinction by poachers.
A 2011 study found that ivory poachers, which serve a surprisingly narrow market, killed 7.4 percent of Africa's elephants in 2011.
"Deep purple" now represents the heat dome.
Income inequality, debt and climate change are going to wreak havoc on humanity, the WEF says.
What we can learn from the earth's night-time lights
The algae overgrowth looks like a crime scene but isn't toxic
Climate change in Ethiopia and South Sudan is making coffee rarer and more expensive.
Meet the new frontier in European fracking