Herculean task ahead to shield New York from rising waters

New York is bracing for the rising sea levels that climate change will bring, and preparations have already begun—but the long-term costs of adapting to a warmer, wetter world are expected to be astronomical.

'Millions' protest in youth-led global climate strike

Masses of children skipped school to join a global strike against climate change that teen activist Greta Thunberg said was "only the beginning," ahead of a UN youth summit she will participate in Saturday.