concerns about the environment. If anyone is interested in talking about their concerns and about how to make Earth a greener and less polluted planet, post a video response with your thoughts. According to UN report, the world will be a much hotter place by 2100. This will be the impact: 2.4 degrees: Coral reefs almost extinct In North America, a new dust-bowl brings deserts to life in the high plains states, centered on Nebraska, but also wipes out agriculture and cattle ranching as sand dunes appear across five US states, from Texas in the south to Montana in the north. Rising sea levels accelerate as the Greenland ice sheet tips into irreversible melt, submerging atoll nations and low-lying deltas. In Peru, disappearing Andean glaciers mean 10 million people face water shortages. Warming seas wipe out the Great Barrier Reef and make coral reefs virtually extinct throughout the tropics. Worldwide, a third of all species on the planet face extinction 3.4 degrees: Rain forest...