Thursday 24 August 2023

IS RECENT WEATHER BECOMING MORE EXTREME?

We are being told on a daily basis that our weather is becoming more extreme, but is this born out by the data? Below is an article that disputes this claim: 

Is Weather Really Getting More ‘Extreme?’ - CO2 Coalition

3 comments:

  1. A simple way of understanding extreme weather is to look at the buildup of heat in the oceans. As our oceans gain more energy content and the atmosphere gets warmer, our atmosphere can hold more water vapor. Water vapor is labeled latent energy for a reason. As the water vapor is part of storms, there is more water vapor to be released into each individual storm. This allows for the extremes to increase in intensity. This plays out in what is observed in the science data.



    https://www.weforum.org/agenda/2022/04/extreme-weather-101-everything-you-need-to-know/

    The climate crisis is making many extreme weather events more frequent and more severe.
    There are two main types of extreme weather – weather-related and climate-related.
    Weather-related events are shorter incidents such as tornadoes, deep freezes or heat waves.
    Climate-related events last longer or are caused by a buildup of weather-related events over time. They include droughts or wildfires.
    Here's a summary of all the main types of extreme weather.




    Conclusion
    The severity and frequency of extreme weather events are only expected to increase this century as the climate crisis persists. Many places will see more periods of extreme heat. While overall precipitation is expected to decrease, heavy rainstorms are expected to increase. Drought is expected to become more frequent and severe in places that already see low precipitation. To respond to this risk, it is important to both mitigate and adapt. Mitigation means reducing greenhouse gas emissions as promptly as possible. Adapting means planning for the changes that are already underway or locked in. This means accurately assessing the risk of extreme weather events by looking at recent trends and using climate models to see whether certain events are more likely to occur in certain areas in the future. Adaptations can range from building up oyster reefs to protect New York City from future storm surges to planting trees to reduce the impact of heat waves on cities. Understanding the link between climate change and extreme weather events is therefore essential for making sure they harm as few people and communities as possible going forward.

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  2. I was not looking at what is "expected to happen" I was looking at the actual data up to now.

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    Replies
    1. Heat is building up in the oceans, atmospheric temperature is increasing, atmospheric water vapor is increasing, which releases more energy into storms, dumps more rainfall in storms, causes more floods, increased water vapor causes more severe effect of heat waves. this is all physics based in observations.

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