How much money will the world need to protect itself from the impacts of climate change? By some estimates, about $300 billion a year by 2050.
Poverty alleviation and environmental protection have historically moved on parallel tracks. This year’s Earth Day highlights a new direction: Its theme is global citizenship, with a goal of economic growth and sustainability.
A bipartisan group of county governments are taking action to protect Florida's coastal communities from sea level rise. Will they inspire greater momentum at the state and federal levels?