In decades to come, African farmers may pool their money to buy small robot vehicles to weed their fields or drones that can hover to squirt a few drops of pesticide only where needed.
China's national average temperature hit 22 degrees Celsius (71.6 Fahrenheit) this summer, the highest since 1961, the official Xinhua news agency reported on Tuesday.
The idea of spraying a haze of sun-dimming chemicals high above the Earth as a quick way to slow global warming faces so many obstacles that it may not be feasible, a leaked draft U.N. report says.
Nearly 1,500 people have been evacuated from homes in the Paris region, with authorities on alert for any major flood risk after the levels of the swollen River Seine rose further on Sunday.
China's top coal-producing province Shanxi called on local authorities to ensure natural gas supplies during winter and not to "blindly" push ahead with the central government's coal-to-gas policy, state-owned news agency Xinhua reported on Monday.
