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  2. Noctilucent cloud - Wikipedia

    en.wikipedia.org/wiki/Noctilucent_cloud

    Noctilucent clouds form mostly near the polar regions, [7] because the mesosphere is coldest there. [15] Clouds in the southern hemisphere are about 1 km (3,300 ft) higher than those in the northern hemisphere. [7] Ultraviolet radiation from the Sun breaks water molecules apart, reducing the amount of water available to form noctilucent clouds.

  3. Noctiluca scintillans - Wikipedia

    en.wikipedia.org/wiki/Noctiluca_scintillans

    Noctiluca scintillans is a marine species of dinoflagellate that can exist in a green or red form, depending on the pigmentation in its vacuoles.It can be found worldwide, but its geographical distribution varies depending on whether it is green or red.

  4. Atmospheric optics - Wikipedia

    en.wikipedia.org/wiki/Atmospheric_optics

    The red light reaches the observer's eye, whereas the blue light is scattered out of the line of sight. Other colours in the sky, such as glowing skies at dusk and dawn. These are from additional particulate matter in the sky that scatter different colors at different angles. Halos, afterglows, coronas, polar stratospheric clouds, and sun dogs.

  5. Dinoflagellate - Wikipedia

    en.wikipedia.org/wiki/Dinoflagellate

    Bluish flickers visible in ocean water at night often come from blooms of bioluminescent dinoflagellates, which emit short flashes of light when disturbed. Algal bloom (akasio) by Noctiluca spp. in Nagasaki. A red tide occurs because dinoflagellates are able to reproduce rapidly and copiously as a result of the abundant nutrients in the water.

  6. In Pictures: Unusual clouds and red skies - AOL

    www.aol.com/pictures-unusual-clouds-red-skies...

    The Met Office said lenticular clouds combined with the sunrise to create the stunning effect. The clouds tend to form "when air blows across a mountain range in certain circumstances" and when ...

  7. Marine layer - Wikipedia

    en.wikipedia.org/wiki/Marine_layer

    Sea of fog riding the coastal marine layer through the Golden Gate Bridge at San Francisco, California Afternoon smog within a coastal marine layer in West Los Angeles. A marine layer is an air mass that develops over the surface of a large body of water, such as an ocean or large lake, in the presence of a temperature inversion.

  8. Morning Glory cloud - Wikipedia

    en.wikipedia.org/wiki/Morning_Glory_cloud

    The Morning Glory cloud is a rare meteorological phenomenon consisting of a low-level atmospheric solitary wave and associated cloud, occasionally observed in different locations around the world. The wave often occurs as an amplitude -ordered series of waves forming bands of roll clouds .

  9. Dog expert reveals what they look for in a hotel when ... - AOL

    www.aol.com/dog-expert-reveals-look-hotel...

    The hotel is also a short drive away from a dog-friendly cove, and 20 minutes from the center of the city. As Goodman puts it in her caption, “They don’t just allow dogs, but they cater to ...