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19609
This article makes the point that shrub intrusion into tundra reduces albedo, the percentage of reflected light, but doesn’t report actual impact on ground temperature. Albedo itself is not a good indicator of waste heat. Much of the extra absorbed sun energy is used by the shrubs for photosynthesis and the fixing of carbon and […]
- Earth
Runaway Heat?
A variety of changes in the Arctic is making the region darker and accelerating its warming climate.
- Math
Climbing a Watery Slope
A water-walking insect can propel itself up steep, slippery slopes without moving its legs.
- Humans
From the November 2, 1935, issue
Indian Pipe's waxen beauty, the need for better brakes, and a new magnetic alloy.
