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  2. There is a difference in the dates and benefits of meteorological and astronomical spring, this looks at those differences and the benefits.

  3. Everything you need to know about the spring equinox - AOL

    www.aol.com/news/everything-know-spring-equinox...

    The Met Office explains the difference between meteorological spring and astronomical spring

  4. What's the difference between meteorological and astronomical ...

    www.aol.com/news/whats-difference-between...

    The spring season associated with the vernal equinox, called astronomical spring, occurs on or around March 20 in the Northern Hemisphere, but meteorologists recognize March 1 as the first day of ...

  5. List of unsolved problems in astronomy - Wikipedia

    en.wikipedia.org/wiki/List_of_unsolved_problems...

    This article is a list of notable unsolved problems in astronomy. Problems may be theoretical or experimental. Theoretical problems result from inability of current theories to explain observed phenomena or experimental results. Experimental problems result from inability to test or investigate a proposed theory.

  6. Numerical weather prediction - Wikipedia

    en.wikipedia.org/wiki/Numerical_weather_prediction

    Weather reconnaissance aircraft, such as this WP-3D Orion, provide data that is then used in numerical weather forecasts.. The atmosphere is a fluid.As such, the idea of numerical weather prediction is to sample the state of the fluid at a given time and use the equations of fluid dynamics and thermodynamics to estimate the state of the fluid at some time in the future.

  7. Season - Wikipedia

    en.wikipedia.org/wiki/Season

    Six ecological seasons can be distinguished without fixed calendar-based dates like the meteorological and astronomical seasons. [40] Oceanic regions tend to experience the beginning of the hibernal season up to a month later than continental climates. Conversely, prevernal and vernal seasons begin up to a month earlier near oceanic and coastal ...

  8. Early spring or 6 more weeks of winter? AccuWeather ... - AOL

    www.aol.com/weather/early-spring-6-more-weeks...

    Meteorological spring kicks off on Friday, March 1, while astronomical spring begins on the equinox, which takes place at 11:06 p.m. EDT on March 19.

  9. Spring (season) - Wikipedia

    en.wikipedia.org/wiki/Spring_(season)

    These are determined by the values of their average temperatures on a monthly basis, with each season lasting three calendar months. The three warmest months are by definition summer, the three coldest months are winter, and the intervening gaps are spring and autumn. Meteorological spring can therefore, start on different dates in different ...