Earth & Environmental Sciences
NDVI
80%
satellite data
74%
productivity
59%
sensor
58%
vegetation
51%
ecosystem response
30%
temporal record
19%
time series
17%
SeaWiFS
15%
surface reflectance
14%
SPOT
13%
long-term change
13%
AVHRR
12%
index
12%
vegetation index
12%
biological processes
11%
growing season
11%
MODIS
10%
environmental change
10%
mortality
9%
climate change
7%
trend
6%
comparison
5%
Agriculture & Biology
remote sensing
100%
vegetation
63%
time series analysis
27%
advanced very high resolution radiometer
21%
uncertainty analysis
19%
moderate resolution imaging spectroradiometer
19%
ecosystems
18%
vegetation index
15%
Eurasia
15%
global change
14%
primary productivity
14%
reflectance
12%
uncertainty
12%
species recruitment
10%
climate change
10%
growing season
9%