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  2. Ozone–oxygen cycle - Wikipedia

    en.wikipedia.org/wiki/Ozone–oxygen_cycle

    (rate of reaction 2) = (rate of reaction 1) = (rate of reaction 4) Thus, ozone is mainly removed by ozone conversion. Both ozone creation and conversion depend linearly on oxygen atom concentration, but in ozone creation an oxygen atom must encounter an oxygen molecule and another air molecule (typically nitrogen) simultaneously, while in ozone ...

  3. Ground-level ozone - Wikipedia

    en.wikipedia.org/wiki/Ground-level_ozone

    The IPCC believes that "measured stratospheric O3 losses over the past two decades have generated a negative forcing of the surface-troposphere system" of around 0.15 0.10 watts per square metre (W/m 2). [39] Furthermore, rising air temperatures often improve ozone-forming processes, which has a repercussion on climate, as well.

  4. Ozone - Wikipedia

    en.wikipedia.org/wiki/Ozone

    Ozone causes short-term autonomic imbalance leading to changes in heart rate and reduction in heart rate variability; [89] and high levels exposure for as little as one-hour results in a supraventricular arrhythmia in the elderly, [90] both increase the risk of premature death and stroke. Ozone may also lead to vasoconstriction resulting in ...

  5. List of countries by foreign-exchange reserves - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by...

    Foreign-exchange reserves is generally used to intervene in the foreign exchange market to stabilize or influence the value of a country's currency. Central banks can buy or sell foreign currency to influence exchange rates directly. For example, if a currency is depreciating, a central bank can sell its reserves in foreign currency to buy its ...

  6. How are currency exchange rates determined? - AOL

    www.aol.com/currency-exchange-rates-determined...

    An exchange rate is how much of a given nation’s currency you can buy with a different nation’s currency. If you purchase foreign goods or travel abroad, you may need to convert your currency ...

  7. Greenhouse gas - Wikipedia

    en.wikipedia.org/wiki/Greenhouse_gas

    This is an accepted version of this page This is the latest accepted revision, reviewed on 13 February 2025. Gas in an atmosphere with certain absorption characteristics This article is about the physical properties of greenhouse gases. For how human activities are adding to greenhouse gases, see Greenhouse gas emissions. Greenhouse gases trap some of the heat that results when sunlight heats ...

  8. CoinMarketCap updates exchange ranking system to ... - AOL

    www.aol.com/news/coinmarketcap-updates-exchange...

    Crypto data aggregation site CoinMarketCap has unveiled a new change how it ranks exchanges, and now includes a metric of Web traffic as part of that calculation. The change went live on Thursday ...

  9. List of countries by exchange rate regime - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by...

    De Facto Classification of Exchange Rate Arrangements, as of April 30, 2021, and Monetary Policy Frameworks [2] Exchange rate arrangement (Number of countries) Exchange rate anchor Monetary aggregate target (25) Inflation Targeting framework (45) Others (43) US Dollar (37) Euro (28) Composite (8) Other (9) No separate legal tender (16) Ecuador ...