Mexico City’s 9 million inhabitants rely on reservoirs like Villa Victoria and two others – which together are at about 44% capacity – for a quarter of their water.

America’s climate summit was designed to send the world off on a fast start toward Glasgow negotiations in November, and experts said it did so.

President Biden’s own pledge, nearly doubling the U.S. target for cutting emissions from coal and petroleum this decade, depends on his keeping political support from voters and securing more than $2 trillion for a nationwide infrastructure overhaul.

World leaders put aside their other differences and promise international cooperation to cut coal- and petroleum-burning emissions.

Instead of focusing on denialism, climate misinformation is getting local, focused on extreme weather events tied to a changing climate.