Asteroid mining 2022 a $1 trillion bet for Earth

SAN LUIS OBISPO, Calif.— Billionaire capitalists saving the Earth? You bet. While environmentalists regularly accuse giant capitalist entities like ExxonMobil, Cargill, Koch, Massey and others of depleting nonrenewable energy and other natural resources, a new enlightened class of capitalists is betting new space-age technologies will...