With at least 13 people dead and some 40,000 homes damaged by flooding in Louisiana, the Red Cross has called the resulting devastation the worst US disaster since the 2012 Hurricane Sandy. Meanwhile, Donald Trump is visiting the state.
The East Coast is bracing for a weekend of potential flooding as Hurricane Joaquin bears down on the Bahamas. The storm was upgraded from a tropical storm to a Category 3 hurricane, and weather forecasters expect it to turn northwards towards the US.
Wildfires in Alaska this summer that have burned almost 5 million acres total are now threatening to melt permafrost below the ground surface which contains carbon, a leading driver of global climate change.
A heavy storm forced more than a million people to leave their homes on the Chinese east coast not far from Shanghai on Saturday. Typhoon Chan-hom might be the strongest to hit the region in over 60 years, the national weather service said.
Facebook announced it will use 100 percent wind energy to run its new data center in Texas. The social networking giant has committed to powering all its operations with 50 percent renewable energy in the next three years.