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2. Microbial mat - Wikipedia

   en.wikipedia.org/wiki/Microbial_mat

   A microbial mat is a multi-layered sheet or biofilm of microbial colonies, composed of mainly bacteria and/or archaea. Microbial mats grow at interfaces between different types of material, mostly on submerged or moist surfaces, but a few survive in deserts. [1] A few are found as endosymbionts of animals.

3. List of accidents and incidents involving military aircraft ...

   en.wikipedia.org/wiki/List_of_accidents_and...

   A Messerschmitt Bf 109F–2, Werk Nr. 12764, previously flown by Rolf Pingel (1 October 1913 – 4 April 2000), a German Luftwaffe experten and recipient of the Knight's Cross of the Iron Cross, captured on 10 July 1941 when Pingel was forced to crash land in England near St Margaret's at Cliffe after being hit by fire from a British Short ...

4. Great Oxidation Event - Wikipedia

   en.wikipedia.org/wiki/Great_Oxidation_Event

   The oceans were also largely anoxic – with the possible exception of O 2 in the shallow oceans. Stage 2 (2.45–1.85 Ga): O 2 produced, rising to values of 0.02 and 0.04 atm, but absorbed in oceans and seabed rock. (Great Oxidation Event) Stage 3 (1.85–0.85 Ga): O 2 starts to gas out of the oceans, but is absorbed by land surfaces. No ...

5. Desalination - Wikipedia

   en.wikipedia.org/wiki/Desalination

   The energy intensity of seawater desalination has improved: It is now about 3 kWh/m 3 (in 2018), down by a factor of 10 from 20-30 kWh/m 3 in 1970. [ 8 ] : 24 This is similar to the energy consumption of other freshwater supplies transported over large distances, [ 86 ] but much higher than local fresh water supplies that use 0.2 kWh/m 3 or less.

6. List of organisms named after famous people (born 1950 ...

   en.wikipedia.org/wiki/List_of_organisms_named...

   This list is part of the list of organisms named after famous people, and includes organisms named after famous individuals born on or after 1 January 1950. It also includes ensembles (including bands and comedy troupes) in which at least one member was born after that date; but excludes companies, institutions, ethnic groups or nationalities ...

7. Shark - Wikipedia

   en.wikipedia.org/wiki/Shark

   Shark finning yields are estimated at 1.44 million metric tons (1.59 million short tons) for 2000, and 1.41 million metric tons (1.55 million short tons) for 2010. Based on an analysis of average shark weights, this translates into a total annual mortality estimate of about 100 million sharks in 2000, and about 97 million sharks in 2010, with a ...