A
F
P
Atmosphere
Fact
Prediction
B
Fossil fuel
Primary data collection
Biologist
G
S
Bacteria
Global warming
Scientist
C
Greenhouse
Secondary data collection
Call to action
Greenhouse Effect
Survey
Carbon dioxide
Greenhouse gases
T
Cause
M
Trash pollution
Climate change
Macro-environment
Credible source
Melting ice cap
D
Methane
Deforestation
Micro-environment
E
O
Ecosystem
Opinion
Effect
Ozone
Emission
