1. Hi, class! Did you know that Earth Day was first
celebrated on 22 April 1970? From that day, Earth
Day is celebrated all over the world. Are you aware
that I AM in DANGER? Think about all the small
things you can and should do to save me!! But can
you still remember why I am so important to human
beings?
______________________________________
______________________________________
However, I´m becoming very sick day after day! Can you
identify some of the threats I have to face every day?
Teacher: Joana Aveiro

2. Can you match the Environmental threats
on the left with its definitions on the
right? Don’t forget to label the pictures.
a) A species of plant or animal that is in danger
of becoming extinct.
b) The cutting down of trees in a large area
which leads to the destruction of rainforests.
c) Layer of air high above the Earth, which
prevents harmful ultraviolet light from the
sun from reaching the Earth.
d) The presence of artificial substances such as
gas, dust, smokes in the atmospheric
environment that affects human health.
e) Gradual increase in the temperature caused
by gases which prevent heat escaping into
space.
f) Excessive number of population in a certain
area which leads to the depletion of natural
resources and to the Environment
deterioration.
g) Contamination of the water in rivers and lakes
with harmful substances as a consequence of
human activities.
Teacher: Joana Aveiro

3. Now listen and watch “Planet In Peril”, an excerpt of a four-
hour CNN documentary that looks at environmental crises
around the world. Try to fill in the gaps with the missing
words.
1. The actual thickness of the ice sheet in Greenland has been _________.
2. I’m standing in the middle of what used to be ______ ______.
3. There are a lot of ________ out here that range the garnish of critical status.
4. We are here where people are getting ______ for drinking water.
5. We’re destroying ________’s natural regulation.
6. The success of one ________ is often dependent upon the other.
7. Sixteen of the twenty-one most ________ cities in the world are here in China.
8. We’re on a trail right now. The kind of trail a _______ would use.
9. -No one has ever been here before. We’re the first people.
-No one has ever been here before? Really?
- No, we’re the first to ever walk here.
10. From the air you can really get a chance to see just how much of this _________
has already been ________.
11. So we’re looking at ________ turtles being sold at a Chinese market place?
- Exactly.
12. There’s literally one species that holds the parts. It’s our specie – _____ _____
that controls the future for about every life form on our planet.
(Source: http://br.youtube.com/watch?v=kln67xLENsM)
After watching this interesting documentary I am able to identify the
following Environmental threats _____________________________
Teacher: Joana Aveiro

4. ___________________________________________________.
Teacher: Joana Aveiro