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39 Cards in this Set
- Front
- Back
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What is the range of the estimate temperate increase from now to 2099 that the IPCC assessment made in 2007? |
1.8 to 4.0 C |
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How much has the temperature of the Earth's surface increased in the last 100 years? |
0.85 C |
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How many of the 14 warmest years on record were recorded in the 21st century? |
13 |
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Where do scientists think gasses adding to the natural greenhouse effect are coming from? |
Industry and agriculture |
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What is higher now than any time in the past 800,000 years? |
The concentration of CO2 |
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In May of 2015, what was the concentration of CO2? |
400 ppm |
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How much did global emission increase between 2000 and 2010? |
More than 4x from the previous decade |
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What were CO2 levels like in 1960? |
under 320 ppm |
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How much has sea level risen since 1900? |
19 cm globally |
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How many UKs could fit on the amount of ice lost between the 1980s and now? |
~ 10 |
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How is global warming predicted to effect sea level by 2100? |
Rise up to 1 meter |
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How is global warming predicted to effect extreme weather? |
Intense hurricanes may become more frequent |
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How is global warming predicted to effect drought? |
More likely in mid-altitude regions, due to a combination of higher temperatures and 30% less rainfall |
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How is global warming predicted to effect flooding? |
Rainfall is predicted to increase in the tropics and at high latitudes, causing more frequent floods. |
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How is global warming predicted to effect food production? |
Global crop yields predicted to decrease by over 30% by 2050 |
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How is global warming predicted to effect extinctions? |
Species extinctions will become more likely, with 40% of ecosystems affected this century? |
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How is global warming predicted to effect human health? |
Increased instances of respiratory problems and infectious diseases. |
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How much does the 2013-2014 IPCC estimate the temperature will change by the end of the century if greenhouse gas emissions continue to increase? |
4 degrees C + |
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What are some ways casualties will increase because of global warming? |
Floods, storms, heat waves, droughts |
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Where is most of global warming going? |
The ocean - 93.4% |
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What does the melting of glaciers add to? |
The volume of water in the oceans |
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What would be inundated with water if there was a large (several feet) rise in global sea levels? |
Coastal wetlands, lowlands |
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What would happen to the waters of estuaries, aquifers, and wetlands if there was a significant rise in global sea levels? |
It would increase the salinity. |
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How long is sea level rise expected to continue? |
Centuries |
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How much sea rise are we already "committed" to? |
2.3 meters (7.5 ft) for each degree C within the next 2,000 years |
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What fossil fuel is the largest contributor to global CO2 emissions? |
Coal |
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Who are the top three global greenhouse emitters?
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China, USA, and the EU |
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What percent of global emissions is China responsible for? |
24% |
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What percent of global emissions is the USA responsible for? |
12%
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What percent of global emissions is the EU responsible for? |
9% |
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What percent of global emissions are both India and Brazil responsible for, each? |
6% |
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What percent of global emission is Russia responsible for? |
5% |
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What percent of global emissions is Japan responsible for? |
3% |
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What percent of global emissions is Canada responsible for? |
2%
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How many countries, by the end of Oct. 2015, have submitted plans to curb emissions? |
146 |
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What have scientists determined will happen if temperature rises surpass 2 C? |
Substantial and dangerous climate impacts, which will hit the world's poor in particular. |
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What is average warming projected by 2100 over pre-industrial level if countries do not act? |
~4.5 C |
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What is average warming projected by 2100 over pre-industrial level if countries continue to follow current policies? |
3.6 C |
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What is average warming projected by 2100 over pre-industrial levels if countries stick to the Paris pledges of 2015? |
2.7 C |
