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  2. Pollution in California - Wikipedia

    en.wikipedia.org/wiki/Pollution_in_California

    A view of Los Angeles covered in smog. Pollution in California relates to the degree of pollution in the air, water, and land of the U.S. state of California.Pollution is defined as the addition of any substance (solid, liquid, or gas) or any form of energy (such as heat, sound, or radioactivity) to the environment at a faster rate than it can be dispersed, diluted, decomposed, recycled, or ...

  3. Chlorofluorocarbon - Wikipedia

    en.wikipedia.org/wiki/Chlorofluorocarbon

    Chlorofluorocarbons (CFCs) are anthropogenic compounds that have been released into the atmosphere since the 1930s in various applications such as in air-conditioning, refrigeration, blowing agents in foams, insulations and packing materials, propellants in aerosol cans, and as solvents. [68]

  4. Air pollution in the United States - Wikipedia

    en.wikipedia.org/wiki/Air_pollution_in_the...

    Looking down from the Hollywood Hills, with Griffith Observatory on the hill in the foreground, air pollution is visible in downtown Los Angeles on a late afternoon.. Air pollution is the introduction of chemicals, particulate matter, or biological materials into the atmosphere that cause harm or discomfort to humans or other living organisms, or damage ecosystems.

  5. California isn’t planning a natural gas phaseout. Your bills ...

    www.aol.com/news/california-isn-t-planning...

    California’s Public Utilities Commission launched its Long-Term Gas Planning Proceeding in 2020 to find proactive solutions to this very problem but four years later, they have little to show ...

  6. California Environmental Quality Act - Wikipedia

    en.wikipedia.org/wiki/California_Environmental...

    The California Environmental Quality Act (CEQA / ˈ s iː. k w ə /) is a California statute passed in 1970 and signed in to law by then-governor Ronald Reagan, [1] [2] shortly after the United States federal government passed the National Environmental Policy Act (NEPA), to institute a statewide policy of environmental protection.

  7. Los Angeles air quality improves from wildfires' hazardous levels

    www.aol.com/news/los-angeles-air-quality...

    Air quality in Los Angeles was at "moderate" levels on Thursday morning, as judged by the EPA's Air Quality Index rating system. Moderate air quality is between 51 and 100, or in the yellow band ...

  8. Climate change policy of California - Wikipedia

    en.wikipedia.org/wiki/Climate_change_policy_of...

    Since January 2009, all new vehicles sold in California have been required to be labeled with a California Air Resources Board window sticker showing both a Smog Score and a Global Warming Score. The scores are on a 1–10 scale, with 5 being average and with 10 being the best (i.e., emitting the least carbon dioxide).

  9. 'A ticking time bomb': Why California can't provide safe ...

    www.aol.com/news/ticking-time-bomb-why...

    Across the state, 81 systems in the last three years have sent 850 notices to customers that their drinking water had high levels of one of the three most common contaminants, according to system ...

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