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Circle areas are proportional to values for (A and B) climatechange, (C and D) human health (values for population over age 30), and (E and F) agriculture. Methane and BC measures identified as mitigating climatechange and improving air quality which have a large emission reduction potential. Source: Shindell et al.
When the main climbing season begins next month on Mount Everest, expedition companies will test drones that can ferry loads as heavy as 35 pounds in the high altitudes, bring back ladders used to set the climbing routes, and remove waste that is typically left behind. Their bodies could not be retrieved. Sherpa said.
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