World Carbon Emissions from Fossil Fuel Burning, by
... “Any doubling of the percentage of carbon dioxide in the air would raise the temperature of the Earth’s surface by 4 °C.” Atmospheric Carbon Dioxide -- President’s Science Advisory Committee, 1965 “Through his worldwide industrial civilization, Man is unwittingly conducting a vast geophysical experi ...
... “Any doubling of the percentage of carbon dioxide in the air would raise the temperature of the Earth’s surface by 4 °C.” Atmospheric Carbon Dioxide -- President’s Science Advisory Committee, 1965 “Through his worldwide industrial civilization, Man is unwittingly conducting a vast geophysical experi ...
Climate change and infectious disease
... • Climate change represents a new category of environmental problem • Increased frequency of extreme weather will have most dramatic consequences for human health • Changes in surface temperature, water availability and sea level will also affect the Pacific Basin • In response, mitigation and adapt ...
... • Climate change represents a new category of environmental problem • Increased frequency of extreme weather will have most dramatic consequences for human health • Changes in surface temperature, water availability and sea level will also affect the Pacific Basin • In response, mitigation and adapt ...
PowerPoint - Columbia University
... on oxygen isotope preserved in shells of benthic (deep ocean dwelling) foraminifera. ...
... on oxygen isotope preserved in shells of benthic (deep ocean dwelling) foraminifera. ...
Chap 6 Forcing and feedback
... Radiative forcings: imposed changes on Ein or Eout (unconnected with surface temp) Planet’s T must change to reestablish energy balance Define: RF = ΔEin - ΔEout : positive radiative forcings warm the planet Ex 1: How much does Ein change if S increases by 5%? Answer: Ein = 1360(1-0.3)/4 = 238; Ein= ...
... Radiative forcings: imposed changes on Ein or Eout (unconnected with surface temp) Planet’s T must change to reestablish energy balance Define: RF = ΔEin - ΔEout : positive radiative forcings warm the planet Ex 1: How much does Ein change if S increases by 5%? Answer: Ein = 1360(1-0.3)/4 = 238; Ein= ...
The Ethical Framework - Chief Fire Officers Association
... then its down to natural variations; and even if its not down to natural variations, then the amount of warming is insignificant; and if it becomes significant, then the benefits will outweigh the problems, and even if they don’t, technology will come to the rescue; and even if it doesn't, we should ...
... then its down to natural variations; and even if its not down to natural variations, then the amount of warming is insignificant; and if it becomes significant, then the benefits will outweigh the problems, and even if they don’t, technology will come to the rescue; and even if it doesn't, we should ...
Global Climate Change
... Of the twelve warmest years on record, eleven occurred during the past twelve years ...
... Of the twelve warmest years on record, eleven occurred during the past twelve years ...
Notes
... and most vulnerable people in the world at risk. 3. We knowingly and unnecessarily contribute to the creation of gases that cause climate change. We can take action by contributing less. 4. We knowingly and unnecessarily put the livelihoods and lives of the poorest and most vulnerable people in the ...
... and most vulnerable people in the world at risk. 3. We knowingly and unnecessarily contribute to the creation of gases that cause climate change. We can take action by contributing less. 4. We knowingly and unnecessarily put the livelihoods and lives of the poorest and most vulnerable people in the ...
Slide 1
... • “Unequivocal” that Earth’s climate is warming • Greenhouse gases at highest levels in 650,000 years • “Very Likely” that increased greenhouse gases have caused most of the rise in temperatures since 1950 ...
... • “Unequivocal” that Earth’s climate is warming • Greenhouse gases at highest levels in 650,000 years • “Very Likely” that increased greenhouse gases have caused most of the rise in temperatures since 1950 ...
Is climate change human
... insignificant to change the earth’s climate. The earth is capable of absorbing any increase of CO2 emissions. Oceans can absorb CO2 and forests have increased their growth rates, which leads to a lower level of CO2 in the atmosphere. Some scientists argue that the measurements are faulty or manipula ...
... insignificant to change the earth’s climate. The earth is capable of absorbing any increase of CO2 emissions. Oceans can absorb CO2 and forests have increased their growth rates, which leads to a lower level of CO2 in the atmosphere. Some scientists argue that the measurements are faulty or manipula ...
Drivhuseffekt og global opvarmning
... of two samples (one from the reference period 1961-1990 and one from the future) Determine the probability that the two samples (reference and future) are drawn from the same population based on a Student’s t-test If the probability is less than 1% chance that the samples are from the same populatio ...
... of two samples (one from the reference period 1961-1990 and one from the future) Determine the probability that the two samples (reference and future) are drawn from the same population based on a Student’s t-test If the probability is less than 1% chance that the samples are from the same populatio ...
Climate Change
... which releases the longstored CO2 back into the atmosphere. www.epa.gov/climatechange ...
... which releases the longstored CO2 back into the atmosphere. www.epa.gov/climatechange ...
On the meaning of global warming claims
... From Dan Kevles’ review (in The New Republic of 9/30/02) of Science, Money, and Politics: Political Triumph and Ethical Erosion by Daniel S. Greenberg: The biologist Maxine Singer, the president of the Carnegie Institution in Washington and an outspoken observer of scientific affairs, remarked in 1 ...
... From Dan Kevles’ review (in The New Republic of 9/30/02) of Science, Money, and Politics: Political Triumph and Ethical Erosion by Daniel S. Greenberg: The biologist Maxine Singer, the president of the Carnegie Institution in Washington and an outspoken observer of scientific affairs, remarked in 1 ...
PPT 8.2MB - Department of Geological & Atmospheric Sciences
... • Climate change since the 1970s cannot be explained on the basis of natural variation alone (consensus) • Greenhouse gases emitted from burning fossil fuels account for more than half of the current warming (consensus) • The warming already introduced will persist for more than a century (consensus ...
... • Climate change since the 1970s cannot be explained on the basis of natural variation alone (consensus) • Greenhouse gases emitted from burning fossil fuels account for more than half of the current warming (consensus) • The warming already introduced will persist for more than a century (consensus ...
Hot summers which were infrequent are now much more common
... emissions. No mitigation leads to a world more than 4˚C warmer than pre-industrial times Inter-Governmental Panel on Climate Change (2013) ...
... emissions. No mitigation leads to a world more than 4˚C warmer than pre-industrial times Inter-Governmental Panel on Climate Change (2013) ...
MfESummary
... Climate Change Projections for New Zealand: Atmospheric projections based on simulations undertaken for the IPCC 5th Assessment. Prepared for the Ministry for the Environment by Brent Mullan, Abda Sood and S. Stuart. National Institute of Water and Atmospheric Research (NIWA). ...
... Climate Change Projections for New Zealand: Atmospheric projections based on simulations undertaken for the IPCC 5th Assessment. Prepared for the Ministry for the Environment by Brent Mullan, Abda Sood and S. Stuart. National Institute of Water and Atmospheric Research (NIWA). ...
Climate Science Lecture 2
... ii) Earth’s orbital changes – variations in Earth’s position relative to the Sun (1) Causes changes in the radiation received and absorbed by Earth (2) Rate - 10s to 100s of thousands of years iii) Variations in the Sun’s energy output (1) The Sun has slowing strengthened since it formed 6 BYA (2) S ...
... ii) Earth’s orbital changes – variations in Earth’s position relative to the Sun (1) Causes changes in the radiation received and absorbed by Earth (2) Rate - 10s to 100s of thousands of years iii) Variations in the Sun’s energy output (1) The Sun has slowing strengthened since it formed 6 BYA (2) S ...
Sara Goldstein
... Analysis includes national, sub-national, and smaller climate research unit levels. Displayed by default at the 5th, 50th (median) and 95th percentile models to give a range of possible future risk from climate impacts. ...
... Analysis includes national, sub-national, and smaller climate research unit levels. Displayed by default at the 5th, 50th (median) and 95th percentile models to give a range of possible future risk from climate impacts. ...
Slide 1
... • Changes in Earth’s orbit affect the amount of sunlight absorption on Earth. • Differences in the sun’s intensity or the sun’s rays cause warmer weather with higher intensity or cooler temperatures with lower intensity, respectively. • Volcanic eruptions result in gas releases such as aerosol and c ...
... • Changes in Earth’s orbit affect the amount of sunlight absorption on Earth. • Differences in the sun’s intensity or the sun’s rays cause warmer weather with higher intensity or cooler temperatures with lower intensity, respectively. • Volcanic eruptions result in gas releases such as aerosol and c ...
3.1 – Intro to Climate Change
... How do we know that climate is changing? rising temperatures on average less precipitation at equator, more in polar regions more severe storms (Hurricane Katrina, Tsunami in Asia) climate change and global warming are not the same thing o global warming only really looks at temperature cha ...
... How do we know that climate is changing? rising temperatures on average less precipitation at equator, more in polar regions more severe storms (Hurricane Katrina, Tsunami in Asia) climate change and global warming are not the same thing o global warming only really looks at temperature cha ...
PowerPoint - Susan Schwinning
... Positive feedbacks in the earth-atmosphere system: Thawing permaforst in the artic releases methane, a greenhouse gas Warming peatlands release CO2 Shrinking sea ice and glacial cover reflects less solar radiation (albedo = reflectance of solar radiation) Ocean warming reduces solubility of ...
... Positive feedbacks in the earth-atmosphere system: Thawing permaforst in the artic releases methane, a greenhouse gas Warming peatlands release CO2 Shrinking sea ice and glacial cover reflects less solar radiation (albedo = reflectance of solar radiation) Ocean warming reduces solubility of ...
14631
... The world’s problem that no one can find a way to solve without every one inputting some help! By Mani Skett ...
... The world’s problem that no one can find a way to solve without every one inputting some help! By Mani Skett ...
Document
... 455 ppm CO2e - including other gases Current political negotiating range based on: atmospheric carbon stabilisation at: 450 – 550ppm CO2e Risk assessment: Based on earlier IPCC modeling 450 ppm is presented as equating to 50% probability of a 2 degrees C global mean temperature warming above p ...
... 455 ppm CO2e - including other gases Current political negotiating range based on: atmospheric carbon stabilisation at: 450 – 550ppm CO2e Risk assessment: Based on earlier IPCC modeling 450 ppm is presented as equating to 50% probability of a 2 degrees C global mean temperature warming above p ...