The Pope calls for serious and immediate action to address climate change and other environmental crises.
We have entered a new geological era, in which human action is changing the physical world around us.
As California struggles to meet new water use restrictions, the governor is urging a sharp increase in fines for the worst violators.
On Earth Day 2015, humanity faces increasing environmental dangers, but movements to solve the issues are growing.
"California water policy, water management, and infrastructure need to be changed: those systems were built in an old climate and the reality is, we're in a new climate."
"It's all well and good that the wealthy are having their lawns painted green, but that's not a solution."
This is the science of climate change. It is no longer up for debate.
"Ice shelves in West Antarctica have lost as much as 18 percent of their volume over the last two decades, with rapid acceleration occurring over the last decade."
Activists attended a forum on proposed climate and environmental legislation for New York City.
"We find that a solid majority of Catholics think global warming is happening (70 percent)."