Causes of global warming include human activities like deforestation and
burning ... The single biggest thing you can do is tell your leaders where you
stand and ...
Scientists have concluded that most of the observed warming is very likely due to
the burning of coal, oil, and gas. This conclusion is based on a detailed ...
Evidence That Humans are Causing Global Warming ... CFCs do not occur
naturally in the atmosphere – they are synthetic compounds that only originate
How do we know current global warming is human caused, or man made? Is
global warming real, or a hoax? Consider the facts: the climate system is
They say the theory of human-caused global climate change is based on .....
Rising levels of atmospheric CO2 do not necessarily cause global warming,
The proof that man-made CO2 is causing global warming is like the chain of ...
from the sun, so why do we experience much less heat and cold than the moon?
The good news is that, because we as humans caused global warming, we can
also do something about it. To avoid this level of warming, large emitters such as
May 29, 2014 ... So why, as President Barack Obama says so often, do 97 percent of scientists
agree climate change is “real, man-made, and dangerous?”.
Scientists trying to find out what's causing climate change work like detectives,
gathering ... The climate has changed throughout the Earth's history, well before
humans evolved. ... Because there's only one Earth, they do that with computers.
Aug 9, 2016 ... Many factors, both natural and human, can cause changes in ... Research
indicates that natural causes do not explain most observed warming ...