Tag Archives: climate

Jet Stream

Cloud of the Day – Jet Stream The jet stream was discovered by Japanese meteorologist Wasaburo Ooishi when making over 1200 balloon observations of high altitude winds between 1923 and 1925. This information was later used when the Japanese launched … Continue reading

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Drought Conditions

“Enchanted Light | New Mexico” by Jim Crotty is licensed under CC BY-NC-ND 4.0 In my area precipitation has been below normal for the last few months. This is the time of year when we would normally expect a good … Continue reading

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Cumulus Flammagenitus

Cloud of the Day – Cumulus Flammagenitus The International Cloud Atlas fifth edition, published in 2017, has included cloud types that were not recognized before, including types that are caused by humans and other unexpected sources. I’ve already posted on … Continue reading

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Put Up or Shut Up

As they did here in Canada, the federal government in the United States is trying to get science to comply with their preferred view of the world. They seem to think that if they say something loudly enough, then it … Continue reading

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Alfred Wegener

Alfred Lothar Wegener was born in Berlin, Germany on November 1st, 1880. He was the youngest of the five children of Richard Wegener, clergyman, theologian and classical language teacher. The family was well-off enough to own a vacation home, as … Continue reading

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NASA Video – 2017 Hurricanes

NASA has compiled a two minute video showing the interactions between the major hurricanes of 2017 with the aerosols dust, smoke and sea salt. The dust (brown) can be seen coming from the Sahara and heading out over the Atlantic … Continue reading

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Bombogenesis

New Word of the Day – Bombogenesis Today’s new word of the day — a form of neologism* — is bombogenesis. According to the Merriam-Webster online dictionary, bombogenesis is a noun meaning the development and intensification of a major storm. … Continue reading

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Milankovitch Cycles – Other

See the previous posts on Milankovitch cycles: orbital eccentricity, axial obliquity and axial precession. There are two more cycles to consider in this increasingly complex story of the astronomical cycles affecting Earth’s long-term climate. The first is another form of … Continue reading

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Milankovitch Cycles – Precession

In the two previous posts on Milankovitch cycles — Eccentricity and Obliquity — we looked at the changing shape of Earth’s orbit around the Sun, and the changing tilt of Earth’s axis respectively. In this post we look at the … Continue reading

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Milankovitch Cycles – Obliquity

This is the second of the three main Milankovitch cycles that I said we’d cover in my original post on Milutin Milankovitch. The first cycle was Earth’s orbital eccentricity, or how elliptical the orbit is. We found that this changing … Continue reading

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