Activists continue to block police attempts to demolish the village of Luetzerath to make way for the expansion of an opencast coal mine.

New York’s Symbion Power won a bid to produce electricity from methane trapped in Lake Kivu.

Investors in the small, fast growing market for lithium can be forgiven for feeling whiplash – the battery metal was also the worst performer – by a long shot – for two years since 2013.

Alcoa has reverted to using gas to fuel the powerhouse boilers at its partially owned Kwinana and Pinjarra alumina refineries.