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  2. Ozone depletion and climate change - Wikipedia

    en.wikipedia.org/wiki/Ozone_depletion_and...

    The ozone hole was much more seen as a "hot issue" and imminent risk compared to global climate change, [13] as lay people feared a depletion of the ozone layer (ozone shield) risked increasing severe consequences such as skin cancer, cataracts, [23] damage to plants, and reduction of plankton populations in the ocean's photic zone. This was ...

  3. Vienna Convention for the Protection of the Ozone Layer

    en.wikipedia.org/wiki/Vienna_Convention_for_the...

    The treaty's provisions include the international sharing of climate and atmospheric research to promote knowledge of the effects on the ozone layer. [2] In addition, the treaty calls for the adoption of international agencies to assess the harmful effects of depleted ozone and the promotion of policies that regulate the production of harmful ...

  4. Ozone depletion - Wikipedia

    en.wikipedia.org/wiki/Ozone_depletion

    Following the ozone depletion in 1997 and 2011, a 90% drop in ozone was measured by weather balloons over the Arctic in March 2020, as they normally recorded 3.5 parts per million of ozone, compared to only around 0.3 parts per million lastly, due to the coldest temperatures ever recorded since 1979, and a strong polar vortex which allowed ...

  5. Environmental group raises concerns about loophole in ozone ...

    www.aol.com/environmental-group-raises-concerns...

    A new report from an environmental watchdog raises concerns about a loophole in a treaty aimed at cutting production of ozone-depleting and climate-warming substances. The Environmental ...

  6. Clean Air Act (United States) - Wikipedia

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

    It is likely that tens of thousands of premature deaths are still being caused by fine-particle pollution and ground-level ozone pollution. [35] Climate change poses a challenge to the management of conventional air pollutants in the United States due to warmer, dryer summer conditions that can lead to increased air stagnation episodes.

  7. U.N.: Depletion of ozone layer will be fixed in 40 years - AOL

    www.aol.com/news/un-depletion-ozone-layer-fixed...

    The ozone layer is on track to fully recover from its depletion within the next four decades, a panel of scientists gathered by the United Nations said on Monday. U.N.: Depletion of ozone layer ...