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  2. 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.

  3. Ozone - Wikipedia

    en.wikipedia.org/wiki/Ozone

    The ozone layer has little effect on the longer UV wavelengths called UV-A (315–400 nm), but this radiation does not cause sunburn or direct DNA damage. While UV-A probably does cause long-term skin damage in certain humans, it is not as dangerous to plants and to the health of surface-dwelling organisms on Earth in general (see ultraviolet ...

  4. Lists of animals - Wikipedia

    en.wikipedia.org/wiki/Lists_of_animals

    With few exceptions, animals consume organic material, breathe oxygen, are able to move, reproduce sexually, and grow from a hollow sphere of cells, the blastula, during embryonic development. Over 1.5 million living animal species have been described —of which around 1 million are insects —but it has been estimated there are over 7 million ...

  5. Ozone layer - Wikipedia

    en.wikipedia.org/wiki/Ozone_layer

    UV-A does not primarily cause skin reddening, but there is evidence that it causes long-term skin damage. Although the concentration of the ozone in the ozone layer is very small, it is vitally important to life because it absorbs biologically harmful ultraviolet (UV) radiation coming from the Sun. Extremely short or vacuum UV (10–100 nm) is ...

  6. 100 animal trivia questions that will make you think - AOL

    www.aol.com/news/100-animal-trivia-questions...

    What is another name for a gnu? Answer: Wildebeest. When traveling in groups, this animal is referred to as a “mob.” Answer: Kangaroo. Among all the venomous snakes, this reptile is the longest.

  7. Oxygen - Wikipedia

    en.wikipedia.org/wiki/Oxygen

    The common allotrope of elemental oxygen on Earth is called dioxygen, O 2, the major part of the Earth's atmospheric oxygen (see Occurrence). O 2 has a bond length of 121 pm and a bond energy of 498 kJ/mol. [42] O 2 is used by complex forms of life, such as animals, in cellular respiration. Other aspects of O 2 are covered in the remainder of ...

  8. The Ultimate List: 101 Animals That Start With ‘A’ - AOL

    www.aol.com/ultimate-list-101-animals-start...

    2. Acorn Woodpecker. These birds get their name from their unique habit of storing acorns in trees, which they use as a food source. Sometimes, they can store tens of thousands of them.

  9. Category:Lists of animals - Wikipedia

    en.wikipedia.org/wiki/Category:Lists_of_animals

    Download as PDF; Printable version; In other projects Wikidata item; ... List of New World barbets; List of nocturnal animals; List of animals by number of neurons; P.