Sixh as
Jati
6. What do most scientists (97%) agree is the cause of current climate change? Scientists
and climate
cre
agree
that humans are causing global warming
7. For each of the greenhouse gases listed below, please write down their sources (where do
they come from? What human activities
cause them?):
a. Carbon Dioxide:
b. Methane:
c. Nitrous Oxide:
d. Fluorinated Gases:
Why has the amount of greenhouse gases in the atmosphere increased so much in the last
200 years? In other words, what changed about 200 years ago and WHY did
this change
have such a big impact on greenhouse gas emissions?