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  2. Acid rain - Wikipedia

    en.wikipedia.org/wiki/Acid_rain

    Acid rain can have harmful effects on plants, aquatic animals, and infrastructure. Acid rain is caused by emissions of sulfur dioxide and nitrogen oxide, which react with the water molecules in the atmosphere to produce acids. Acid rain has been shown to have adverse impacts on forests, freshwaters, soils, microbes, insects and aquatic life ...

  3. Weathering - Wikipedia

    en.wikipedia.org/wiki/Weathering

    Concrete damaged by acid rain. Buildings made of any stone, brick or concrete are susceptible to the same weathering agents as any exposed rock surface. Also statues, monuments and ornamental stonework can be badly damaged by natural weathering processes. This is accelerated in areas severely affected by acid rain. [53]

  4. Acid Rain Program - Wikipedia

    en.wikipedia.org/wiki/Acid_Rain_Program

    The Acid Rain Retirement Fund (A.R.R.F) is an all-volunteer, non-profit environmental educational organization, incorporated in Maine, dedicated to reducing pollution by purchasing and "retiring" marketable sulfur dioxide emissions allowances issued by the U.S. Environmental Protection Agency’s Acid Rain Program. A.R.R.F. was created in 1995 ...

  5. 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 ...

  6. Freshwater acidification - Wikipedia

    en.wikipedia.org/wiki/Freshwater_acidification

    Diagram depicting the sources and cycles of acid rain precipitation. Freshwater acidification occurs when acidic inputs enter a body of fresh water through the weathering of rocks, invasion of acidifying gas (e.g. carbon dioxide), or by the reduction of acid anions, like sulfate and nitrate within a lake, pond, or reservoir. [1]

  7. Copper in architecture - Wikipedia

    en.wikipedia.org/wiki/Copper_in_architecture

    The effects of natural movement due to settlement, expansion, and contraction may eventually lead to leaks. Copper is an excellent material for flashing because of its malleability, strength, solderability, workability, high resistance to the caustic effects of mortars and hostile environments, and long service life. This enables a roof to be ...

  8. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Urban runoff - Wikipedia

    en.wikipedia.org/wiki/Urban_runoff

    This heavy metal poisoning can also affect humans, since ingesting a poisoned animal increases the risk of heavy metal poisoning. [7] [8] As stormwater is channeled into storm drains and surface waters, the natural sediment load discharged to receiving waters decreases, but the water flow and velocity increases. In fact, the impervious cover in ...