Al Gore and Strangers talk Environment in 1992

June 2, 1992 – Environment Justice Act and Rio Earth Summit Sen. Gore, member of the Senate Commerce, Science and Transportation Committee, discussed the environment as a political issue, including legislation he advocates to protect the environment, and the United Nations Conference on the Environment and Development which begins June 3 in Brazil. Sen. Gore,…

Roger Revelle’s 1980 Discussion of CO2 and Climate Risks

Roger Revelle, is a pioneering researcher in the study of the human influence on the atmosphere, carbon cycle and climate https://dotearth.blogs.nytimes.com/2012/05/31/roger-revelles-1980-discussion-of-co2-and-climate-risks In 1980, then director of Scripps Institution of Oceanography, Revelle gave the talk “The Role of the Oceans in Earth’s Climate and Carbon Budget” at Lawrence Livermore National Labs. He gives a great overview…

Carl Sagan, Al Gore in 1985 +2m SLR +5°C by 2100 Manabe, MacDonald, Cicerone, Abrahamson

Carl Sagan, Al Gore in 1985 +2m SLR +5°C by 2100 Manabe, MacDonald, Cicerone, Abrahamson December 10, 1985 – A group of senators and scientists today called for national and international action to avert a predicted warming of the earth’s climate resulting from a buildup of carbon dioxide and other man-made gases in the atmosphere.…

James Hansen outlines Climate Research in 2005

Climate change and national security panel discussion from the World Affairs Council on May 3, 2005. Then NASA chief James Hansen outlined the state of global climate change research. In late 2005, however, Dr. Hansen’s ability to voice his concerns about global warming was severely compromised by NASA public affairs officials. After he called on…

Surprised Researchers find Ozone Loss at Populated Areas

The vital ozone layer has continued to deplete in recent years over the densely populated mid-latitudes and tropics, while it is recovering at the poles https://www.ethz.ch/en/news-and-events/eth-news/news/2018/02/decline-stratospheric-ozone.html Evidence for a continuous decline in lower stratospheric ozone offsetting ozone layer recovery https://www.atmos-chem-phys.net/18/1379/2018/ Ozone loss may have caused mass extinction https://climatenewsnetwork.net/ozone-loss-may-have-caused-mass-extinction Ozone Pollution Maps Show Spikes Amid Broad…

NASA’s 1975 Environmental Film “Pollution Below” 16:9

Pollution Below presents stories of three widely separated people who are caught up in situations caused by unexpected pollution. https://archive.org/details/pollution_below Further reading: Industries like steel mills emit particles that act as ice-forming nuclei (a particle which acts as the nucleus for the formation of an ice crystal) into the atmosphere. These may encourage snowstorms. The…

Dust Bowl Film Rain for the Earth (1937) 16:9

The Dust Bowl, also known as the Dirty Thirties, was a period of severe dust storms that greatly damaged the ecology and agriculture of the American and Canadian prairies during the 1930s. https://en.wikipedia.org/wiki/Dust_Bowl Social and economic wastes resulting from continued drought in the midwestern dust bowl and efforts of the federal government in attempting to…

An introduction to Permafrost


A brief introduction to permafrost, including newer findings.

Credits
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National Park Service
Mariama Dryak
Zachary Richter
SWIPA 2017
Vladimir Romanovsky

Sources
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Climate Change in the Arctic
https://www.nps.gov/media/video/view.htm?id=C352BB55-1DD8-B71C-079DCE23BBA86D5E

Permafrost
https://www.nps.gov/media/video/view.htm?id=C352BB55-1DD8-B71C-079DCE23BBA86D5E

Teaser image International Permafrost Association https://ipa.arcticportal.org/publications/occasional-publications/what-is-permafrost

The Future of Energy (1993)

This historic film outlined 25 years ago an assessment of emerging energy resources, and also mentions briefly solar and wind power. This film discusses energy development in light of global warming. This work is licensed under a Creative Commons Attribution 2.5 License. Production: United States Geological Survey Digitization Date: 1996; Digitizing Organization: Carnegie Mellon University…