Everglades National Park, Florida, the largest wetlands in the US, will receive a federal investment of $1. 1billion to protect the region against the effects of climate change, the White House said in January. AFP
A turkey vulture in Everglades National Park. Global warming is threatening a subtropical wilderness that is home to more than 2,000 species of animals and plants. AFP
A motorcyclist navigates the Linn Cove Viaduct at Grandfather Mountain along the Blue Ridge Parkway in North Carolina. AP
Bar Harbor Maine Near Acadia National Park. Getty Images
California's Yosemite National Park is one of the oldest and most-photographed national parks in the US. Getty Images
Yosemite National Park in California. Getty Images / AFP
The El Portal Fire in 2014 charred more than 1,214 hectares of California's Yosemite National Park. EPA
Glacier Point in Yosemite National Park in California. Photo: National Geographic / Jimmy Chin
Wildfires burning in the US in 2018 spoilt plans for countless outdoor adventures. AP
Yosemite Valley with the Merced River in the foreground. Getty Images
The eye-boggling rock formations of Zion National Park in Utah. Alamy Stock Photo
Dry Tortugas National Park lies off Florida's Key West. Photo: Wikimedia / Lindsey C Straub
Delicate Arch is a popular photo op at Arches National Park near Moab, Utah. AP
Long's Peak in Rocky Mountain National Park, seen from Boulder, Colorado. Reuters