Page 10 - My FlipBook
P. 10
PERSPECTIVES Greenhouse gases get
their name for how
CLIMATE CHANGE
IS A BIG DEAL they trap heat around
Humans might not be able Earth like a glass
to feel Earth’s average
temperature changing. But greenhouse. Carbon
climate change has a huge dioxide, methane,
effect on nature. Dan Shugar and nitrous oxide
was one of the scientists
who discovered the missing are all greenhouse
Slims River in Canada. gases. Earth needs
He pointed out that big
changes are happening fast. greenhouse gases to
“Nobody to our knowledge stay warm. But too
has documented [a large
river reroute] happening much can raise Earth’s
in our lifetimes.... People temperature to levels
had looked at the geological
record—thousands or that harm people and
millions of years ago—not wildlife. There are many
the 21stcentury, where it’s consequences of high
happening under our noses.”
temperatures, including
habitat loss and
stronger storms. Scientists are studying climate change
to learn how to adapt to it and eventually stop it.
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