For decades, scientists have carefully accumulated data that confirms environmentally destructive acts such as cars and planes and factories have fueled a massive period of economic growth, came at an enormous cost to the planet’s health
Today, we know that, absent any change in our behavior, the average global temperature will rise as much as 4 degrees Celsius by the end of the century
Climate change is the consequence of greenhouse gases released into the atmosphere, which has an insulating blanket, preventing the sun’s heat from escaping into space in larger amounts
Today, atmospheric CO2 is at 407 ppm—roughly one and a half times as high as it was just two centuries ago
This article outlines some of the causes and impacts of climate change.