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  2. Acid rain - Wikipedia

    en.wikipedia.org/wiki/Acid_rain

    In the 1970s and 80s, acid rain was a major topic of research at the Experimental Lakes Area (ELA) in Northwestern Ontario, Canada. [51] Researchers added sulfuric acid to whole lakes in controlled ecosystem experiments to simulate the effects of acid rain.

  3. Freshwater acidification - Wikipedia

    en.wikipedia.org/wiki/Freshwater_acidification

    Acid rain also contributes to freshwater acidification. [2] A well-documented case of freshwater acidification in the Adirondack Lakes, New York, emerged in the 1970s, driven by acid rain from industrial sulfur dioxide (SO₂) and nitrogen oxide (NOₓ) emissions. [3]

  4. Clean Air Act (United States) - Wikipedia

    en.wikipedia.org/wiki/Clean_Air_Act_(United_States)

    Clean Air Amendments of 1970 (84 Stat. 1676, Pub. L. ... The Acid Rain Program was the first emissions trading program in the United States, setting a cap on total ...

  5. Acid Rain Program - Wikipedia

    en.wikipedia.org/wiki/Acid_Rain_Program

    The Acid Rain Program is a market-based ... with air quality controls have been major components of electric utility planning and operations since the mid-1970s, ...

  6. Operation Popeye - Wikipedia

    en.wikipedia.org/wiki/Operation_Popeye

    Operation Popeye / Sober Popeye (Project Controlled Weather Popeye / Motorpool / Intermediary-Compatriot) was a military cloud-seeding project carried out by the U.S. Air Force during the Vietnam War in 1967–1972.

  7. National Acid Precipitation Assessment Program - Wikipedia

    en.wikipedia.org/wiki/National_Acid...

    In United States federal environmental legislation, the National Acid Precipitation Assessment Program (NAPAP) was authorized by Congress under the Acid Precipitation Act of 1980 (P.L. 96-294, Title VII) because of concern that acidic deposition might contribute to adverse effects on aquatic systems; agriculture; forests; fish; wildlife and natural ecosystems; materials such as metals, wood ...

  8. Another '70's flashback: The meat crisis - AOL

    www.aol.com/news/2008-10-15-another-70s...

    With the return of inflation, insane gas prices, and Peter Brady, it's started to look like the 1970's revival is almost complete.However, as any cultural historian will attest, no reiteration of ...

  9. Timeline of history of environmentalism - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_history_of...

    1872 — The term acid rain is coined by Robert Angus Smith in the book Air and Rain. — World's first national park, Yellowstone National Park. — Arbor Day was founded by J. Sterling Morton of Nebraska City, Nebraska. It occurs every year on the last Friday in April in the US. 1873 — International Meteorological Organization is formed.