The climate-change experiment | The Economist Climate-change experts are researching ways to cool down the planet using geoengineering. How could spraying chemicals into the stratosphere help counteract global warming? October 27, 2017 Education, Environment, Health Share This Video Tweet Share Share Email The Economist Related Videos Why Become a Benefit Corporation? Environment, Human, Technology Why Become a Benefit Corporation? Rwanda bans plastic bags Environment, Human, Political Rwanda bans plastic bags Beasts of the Border Environment, Health Beasts of the Border