WEBQUEST 2
Fill in the definition here
The
total among of greenhouse gases produced to directly and indirectly support
human activities, usually expressed in equivalent tons of carbon dioxide (co2)
Provide some examples (from the same website):
-Amount of CO2 emitted by burning one liter
of gasoline
-Driving a car for 6 km
-Creating 5 plastic bags
-Producing a cheeseburger
- Travel by public transportation
- Operate your computer for 32 hours
- Production of 2 plastic bottles
- Fly with a plane
- Electricity bills.
Quiz results:
What is your carbon footprint weight? 12,1
What is the target weight impact? 10,5
What percentage was in stuff 24%, travel
28%, food 18%,
home 30% ?
4. When was the last time the Earth warmed up so fast?
55 million years ago.
5. What is the name of the current extinction event?
The Anthropocene extinction.
6. What will probably happen by 2050?
90% of coral reefs could be gone by 2050.
7. About what proportion of mammal species could disappear by 2100?
1/5 of all mammas species on earth could be extinct.
8. Which type of plant would probably grow faster with more CO2, weeds or
crops?
weeds
due to the fact that carbon dioxide (co2) speeds up the growth of them and due
to this it surpasses crops almost three times.
9. How many dollars has climate change cost us in wheat and maize losses per
year since
1980?
5 mil millones de dólares.
10. According to a UN report, about how long do we have until climate change is
irreversible?
We have just over 10 years to reduce the level of carbon dioxide (Co2) sent to the atmosphere, since by exceeding this limit the damage caused by climate change will be irreversible.
11. Give an example of negative changes we’re already seeing.
An example of the current negative climate changes in the case of Chile, would be the droughts and heat waves that are direct causes of unstoppable forest fires that have devastated more than one city.
12. What would be the cost of ending the use of fossil fuels?
The cost of an estimated 54 billion dollars.
