Venezuelans Lose Half an Hour as the Country's Crisis Deepens
The time zone change in Venezuela is the latest in a litany of emergency measures ordered by President Nicolás Maduro to cope with an acute electricity shortage within a broader economic meltdown and a burgeoning political crisis.
How Hydroelectric Power May Undermine Brazil's Pledge to Slash Greenhouse Gases
Experts say massive emissions from mega-dams are ignored in impressive targets Brazil announced ahead of Paris climate change talks
Brazil Pledges on Climate Change, Zero Deforestation Are a 'Crushing Disappointment'
Brazil's President Dilma Rousseff says the government will cut illegal deforestation to zero by 2030 and ramp up renewable energy production.