Engineering for Change / A membrane to replace mercury in Amazon gold mining operations, pre-fabricated units that convert vacant commercial buildings into affordable housing, and a battery-swapping startup for electric motorcycles made this year’s list of Promising Prototypes (…)

U.S. Embassy in Peru / The deputy director of USAID in Peru, Elizabeth Bosman, awarded the four winners of “The Great Challenge of Artisanal Mining: The Amazon”, who received a $300,000 fund to finish to implement their innovations that will help transform artisanal and small-scale gold mining (…)

Conservation X Labs / Four teams were announced as winners in The Artisanal Mining Grand Challenge: The Amazon for their achievements developing new innovations to conserve the Amazon rainforest. (…)

Breakthrough Energy / Today, Breakthrough Energy officially welcomed a second cohort of Breakthrough Energy Fellows (BE Fellows) to its global program designed to support the development of cutting-edge climate technologies. (…)

Chemistry World / A new type of purification membrane that could simultaneously produce fresh water for drinking or agriculture and absorb specific contaminants from the brine left behind has been demonstrated by researchers in the US. The team believes the technology could (…)

Phys.org / University of California, Berkeley, chemists have discovered a way to simplify the removal of toxic metals. like mercury and boron. during desalination to produce clean water, while at the same time potentially capturing valuable metals, such as gold. (…)