Focus
Geoengineering
Scientists Inject Salt Aerosol Into Clouds in Controversial Climate Experiment
A climate expert says spraying sea salt into the troposphere is less threatening than other current efforts, but the lack of robust regulations is concerning.
Drastic and Irreversible Climate Geoengineering Worries Scientists
A U.S. company is already sending balloons filled with sulfur dioxide into the stratosphere. NASA is considering flying ice into the atmosphere.
How Australia’s Biggest Dust Storm Went on to Green the Ocean
One proposed way of dealing with climate change includes fertilising the oceans with iron.
Atlantropa: The Colossal 1920s Plan to Dam the Mediterranean and Create a Supercontinent
Atlantropa was the brainchild of the German architect Herman Sörgel, who tirelessly promoted his project from 1928 until his death in 1952.
