Webquest 2.
The total ____amount____ of ____greenhouses ____ gases ____produced____ to directly and indirectly ____support____ human activities, usually expressed in equivalent ____tons____ of _____carbon dioxide____ (CO2).
2. Provide some examples:
Amount of CO2 emitted by burning one liter of gasoline: ___2.3 kg.
Driving a car for 6 km: __7.3 litres petrol per 100 km or 39 mpg.
Creating 5 plastic bags: ___1 kg og CO2
Producing a cheeseburger: ___3.1 kg of CO2.
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- Plants and animals can adapt to climate change, right?.
4. When was the last time the Earth warmed up so fast? __53 million year.
5. What is the name of the current extinction event? ____Is the antrhopocene.
6. What will probably happen by 2050? ___ 90% of coral reefs could be gone.
7. About what proportion of mammal species could disappear by 2100? __30% to 50% of all species on Earth could be extinct.
8. Which type of plant would probably grow faster with more CO2, weeds or crops? ___the weeds.
9. How many dollars has climate change cost us in wheat and maize losses per year since 1980? 5 billion dollars a year.
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- Answer these questions.
10. According to a UN report, about how long do we have until climate change is irreversible? By the 2030
11. Give an example of negative changes we’re already seeing.
Some negatives changes are rising temperatures, drought, heat waves, wildfires, precipitation, floods, powerful storms, sea level rise and changes in land cover and ocean chemistry.
12. What would be the cost of ending the use of fossil fuels? 5.4 trillion dollar.
OPTIONAL
Go to this website: https://footprint.wwf.org.uk/#/ and take the quiz on your carbon footprint.
3. Quiz results: What is your carbon footprint weight? __6.6 tonnes____ What is the target weight impact? ______ What percentage was in stuff__21%____, travel __20%____, food ____27%__, home__33%____?
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