Ark boss urges transformation as Fed Governor Lael Brainard warns US against falling behind in digital currency race Solar energy could offset the environmental harm of mining cryptocurrency, according to maverick fund manager Cathie Wood. The value of bitcoin, the world’s largest cryptocurrency, has dropped nearly 30% this month due in part to concerns over its negative environmental effects. While mining crypto using coal-fired energy in places like China’s Inner Mongolia was commonplace until a crackdown there this year, Tesla founder Elon Musk drew attention to the polluting aspects in a May 13 tweet. He said the ... (full story)