Most of the stadiums for this year's FIFA World Cup are now considered green buildings and the majority earned their certification in the run-up to the tournament.
From the suburbs to the barrier islands, the state’s local cooperatives are using aggregated battery systems to weather outages and protect consumers’ wallets.
As demand for cobalt, gold and other minerals grows, mining is accelerating deforestation in the Congo basin – and increasing the risk of deadly Ebola outbreaks.
