Physics & Astronomy
estimates
70%
winter
61%
geography
40%
temperate regions
36%
temperature
35%
documentation
32%
Northern Hemisphere
32%
climate
30%
tropical regions
30%
summer
28%
polar regions
27%
oceans
26%
planets
22%
temperature measurement
21%
sun
21%
trends
18%
orbitals
17%
Earth & Environmental Sciences
temperature
45%
land
33%
analysis
32%
winter
24%
documentation
19%
geography
19%
seasonality
18%
Northern Hemisphere
18%
planet
17%
summer
11%
ocean
11%
world
11%
climate
10%
trend
10%
Chemical Compounds
Orbital
100%
Reduction
55%
Agriculture & Biology
temperature
48%
winter
26%
geography
23%
oceans
21%
climate
15%
summer
13%