How Brazil’s dam disaster will have wide-ranging, global implications for some time to come

Brazil's latest dam disaster is a human and environmental tragedy raising questions about how mining giants store their waste, but it's also sending iron ore markets into a tailspin, raking in millions of extra royalties for government coffers.

How a gas plant could wipe out a year’s worth of solar power emissions savings

The equivalent to the annual reduction in greenhouse gases from all of the country's solar panels combined could effectively be wiped out by a single oil and gas project's failure to capture any of its emissions for two years.