Nations rally behind renewables at COP28 climate talks

Nearly 120 nations pledged to triple the world's renewable energy within seven years at UN climate talks Saturday as the United States pushed to crank up nuclear capacity and slash methane emissions.

As Dubai hosts climate talks, its air pollution soars

Dubai's glitzy skyline was obscured by a blanket of smog rated as "unhealthy" on Sunday as thousands of delegates attended a COP28 conference dedicated to the harmful effects of air pollution.

New doubts over coral, safety at planned Olympic surf venue

The president of French Polynesia has questioned whether 2024 Olympic surfing can go ahead at the planned site in Tahiti, saying he was concerned about safety and damage to coral from a planned judging tower.

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