To cool the world and boost plant growth, such methods may do the trick. But if they work by dimming the sunlight, the plants will ultimately suffer.
Climate change presents a dilemma. Inaction means ultimate catastrophe. But before then an ill-considered climate strategy could harm the poorest even more.
Turkey's president blames his country’s currency nosedive on the United States and other nations. He tells supporters his administration is taking the necessary precautions to protect the economy.
The Trump administration's tariffs are raising the cost of imported construction materials, squeezing homeowners seeking to rebuild after losing their homes to natural disasters, including the wildfires scorching parts of California.
The San Francisco panel orders agribusiness giant Monsanto to pay $289 million to a former school groundskeeper, saying the company's popular weed killer contributed to his disease.
The yacht-loving Renaissance art collector who tried to pull the wool over the eyes of the American elite is a serial diplomatic disaster.
President Trump reinstates sanctions, opening the door to chaos in Asia and Europe. China, Russia and Turkey have already indicated they will not buckle to U.S. pressure.
Lawmakers ban investment in companies that derive more than 20 percent of their revenue from coal, oil and gas, the key drivers of climate change. Ireland is the first country in the world to take such action.
The president fails to get buy-in from allies and rivals, who pledge to keep dealing with Iran.