Climate change: How did we get here?

News Snapshot:

Amidst record-high temperatures, deluges, droughts and wildfires, leaders are convening for another round of United Nations climate talks later this month that seek to curb the centuries-long trend of humans spewing ever more greenhouse gases into the atmosphere. For hundreds of years, people have shaped the world around them for their benefit: They drained lakes to protect infrastructure, wealth and people. They dug up billions of tons of coal, and then oil and gas, to fuel empires and economies. The allure of exploiting nature and burning fossil fuels as a path to prosperity hopped from nation to nation, each eager...