- So,
Mr. McKibben, you’re an environmentalist.
What do you actually do?
- Our
environment is our planet. Human activities have a big impact on the environment. People are becoming more aware that
their activities can seriously damage
the planet and the animals and plants on it. Environmentalists assess this
damage and give advice on what can be done to help clean up and protect our
planet.
- What
environmental issues are most
important today?
- There
are many of them and they’re all interdependent.
The most dramatic of them is, probably, climate
change. It is the biggest environmental challenge facing the world today.
Climate change refers to changes in the Earth’s temperature over the last 100
years. In Europe, for example, climate change results in hotter and drier
summers; warmer and wetter winters; more storms and rainfall; other extreme
weather conditions and rising sea-levels.
- That
sounds really threatening. But is it only climate change that worries
scientists?
- Not
only, of course. There are different types of pollution: air pollution, water pollution, even noise pollution. Radioactive contamination is a form of pollution, too. So, nuclear plants are very hazardous. Take
Chernobyl or Fucusima, for example.
- Nuclear
waste is also a huge issue, isn’t
it?
- All
types of waste, actually. However, it is widely recognized that waste materials
are a valuable resource, too. An
English proverb says "One man's trash
is another man's treasure." But let’s get back to the treasures of our
planet. There’s the issue of resource
depletion, as well. In the last decades people have been cutting down lots
of trees, especially in tropical areas. Forests are being destroyed at the rate
of 40 hectares a minute! Deforestation
destroys the environmental balance and reduces
biodiversity.
- Talking
about biodiversity. More and more animals and plant species are becoming extinct.
- Biodiversity
is a term which describes how rich the Earth is in the amount of species. So
here we’re dealing with another environmental issue: conservation. Environmentalists and conservationists are trying to
save the endangered species. But as
an American astronaut said, “If you want to see an endangered species, get up
and look in the mirror."
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