Facts About Climate Change
What is the difference between the terms ‘Global Warming’ and ‘Climate Change’ ?
Answer: The term global warming is meant to signify a rise in global temperatures mainly due to increased concentrations of greenhouse gases in the atmosphere. "Climate change" refers to the growing changes in climate measures over a long time span
What are the 3 biggest human sources of CO2 ?
Answer : transport, residential heating, industrial process
what are the Impacts of Climate Change on Human life (list 3 impacts)
Answer: health, food, shelter
Name 3 ways we know the world is warming now ?
Answer : Warming Oceans, Shrinking ice sheets, Decreased snow cover
What is a "Culprit (n)"
Answer: a person or thing responsible for a
crime or other misdeed
When was the ‘little ice age' ?
Answer: the little ice age is a period between 13000
what are the 3 main things that can help climate change ?
Answer:
1. Be careful with what you eat - change your diet
2. Use less transportation
3. save energy
what is the greenhouse effect ?
Answer: the greenhouse occurs when certain gases are traps the suns heat
How much has the world warmed by since 1880?
Answer: 0.8°C
What does "Glacier(n)" means ?
Answer: a slowly moving mass or river of ice
formed by the accumulation and
compaction of snow on mountains or
near the poles
What is ‘The Hockey Stick' ?
Answer: a graph showing temperatures since 1880
Name two greenhouse gases that contribute to the greenhouse effect.
Answer : Methane, nitrous oxide
Mainly what might climate change cause which is unhealthy for human
Answer: burning fossil fuels, the fossil fuel that contribute to the greenhouse effect can cause respiratory diseases – such as asthma – in children and adults. Which might be quite dangerous.
(Air pollution kills an estimated 7 million people worldwide every year, according to the World Health Organization.)
How much are the polar regions warming by ?
Answer: 3°C
What is a "isotope" ?
Answer: an isotope of a chemical element is an atom that has a different number of neutrons than the standard for the element.
What is the ‘Holocene Climate optimum ?
Answer: the holocene climate optium was a warm period during the interval 9,000 to 5,000 years
how much carbon does a steak, chicken and fish emits ? (respectively)
Answer: 330 g, 52g, 40g
What might be the consequences for 1 and 2 degrees warming which affects human life ? (3 consequences for each)
Answer:
+ 1: tropical islands lost to sea rise / return to the dust bowl / 70 % of coral reefs dead
+ 2: sea levels cities at risk / forest fires increases / polar bears extinct
List 3 ways we know about warming before 1880 ?
Answer : Industrial revolution made it increase, the accumulation in the atmosphere of greenhouse gases, Independently produced data sets from the past
What does "threshold (n)" means ?
Answer: the place or point of entering or beginning
İn 2017 CO2 = what % of all greenhouse gasses had emissions from human activities ?
Answer: In 2017, CO2 accounted for about 81.6 percent of all U.S. greenhouse gas emissions from human activities.
What is the total amount of CO2 released by humans since 1880 ?
Answer : 29 gigatone
What might be the consequences for 3, 4 and 5 degrees warming which affects human life ? (3 consequences for each)
Answer:
+ 3: southern Africa becomes uninhabited / İndian monsoons fail ( no rain, or too much rain ) / Amazon rainforest basin dries out
+ 4: sea levels displace 1.5 million people in Egypt alone / The mediterranean sees 70 % less summer rains & heatwaves of 65 days or longer on average / europe : 80 % less snowfall & permanent drought
+ 5: no ice sheets / no rain forests / total collapse of civilization
How much is Arctic sea ice decreasing by (and over what period) ?
Answer : 13 % per 10 years
What is a "feedback loop" ?
Answer: a feedback loop is an occurrence wherein the output of a system amplifies the system