Bitcoin uses as much energy as the whole of Switzerland, a new online tool from the University of Cambridge shows.
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I've been fascinated and more than a little perplexed by a statistic from Suzanne Shelton, whose well-regarded marketing firm has helped shape the agenda for companies speaking up on sustainability issues.
It seems fitting that e-scooters — which have generated both hatred and adoration since the moment they appeared in cities such as Santa Monica, California — have become the battleground for a debate over how data is collected and used by cities and private mobility companies.
Burning trash has a long history in the United States, and municipal solid waste incinerators have sparked resistance in many places.
My 11- and 14-year-olds recently joined the global Climate Strike movement via a local chapter of the organization Earth Guardians.
Smart robots, sensors and vision systems fortified with machine learning software are creeping into production at recycling facilities in Colorado, Japan and Europe.
Houston, Texas, has flooded every year for the past five years. At the same time, Texas is also known for dire water shortages.
There are few domains where the risks of failure and rewards of success are more pronounced than the ocean.
Humans have a long history of living on water. Our water homes span the fishing villages in Southeast Asia, Peru and Bolivia to modern floating homes in Vancouver and Amsterdam
Positive change happens in cities, but it’s often lost in a sea of bad news about air pollution, rising costs of living, traffic jams and inequality.