Submissions from en.wikipedia.org

• TIL that the same engineer who was responsible for adding lead (TEL) to gasoline was also responsible for the widespread use of CFCs as refrigerants. The same person was responsible for two of the worst air pollutants of the twentieth century.

  (en.wikipedia.org)

  Published 21st May 2020
• TIL that Canada still has 91% of the forest cover that existed at the beginning of European settlement

  (en.wikipedia.org)

  Published 14th Jan 2020
• Pekarangan

  (en.wikipedia.org)

  Published 7th Jan 2020
• TIL about gleaning, collecting leftover crops from farmers fields after they have been commercially harvested or not profitable to harvest. It is described in the Hebrew Bible that became a legally enforced entitlement of the poor in a number of Christian kingdoms

  (en.wikipedia.org)

  Published 30th Dec 2019
• TIL that Bangladesh was the first country to impose a total ban of lightweight plastic bags in 2002. As of Aug 1st 2019, 71 countries have introduced similar bans, with varying degrees of enforcement, while 35 countries have introduced a a charge per bag.

  (en.wikipedia.org)

  Published 27th Nov 2019
• TIL: Relative to their size, leaf-blowers are among the most polluting machines ever invented. 1/3 of their fuel is released into the air unburned, as an aerosol; and the amount of pollutants released from running one for 30 minutes is equivalent to that of an F-150 driving from Texas to Alaska.

  (en.wikipedia.org)

  Published 31st Oct 2019
• The U.S. Bureau of Reclamation has calculated the odds of an official water shortage declaration on the Colorado River at 52% in 2020, 64% in 2021, and 68% in 2022. The river supplies water for 40 million people (including agriculture, domestic water supply, and power).

  (en.wikipedia.org)

  Published 5th Apr 2019
• A wood/ice composite material that retains moisture longer than ice alone.

  (en.wikipedia.org)

  Published 8th Mar 2019
• Three Sisters (agriculture)

  (en.wikipedia.org)

  Published 20th Jan 2019
• Hitler's Supergun [533 x 794].

  (en.wikipedia.org)

  Published 5th Dec 2018
• One of two 50,000 ton forging presses in the United States [609 x 853].

  (en.wikipedia.org)

  Published 23rd Oct 2018
• Wikipedia: Nannochloropsis

  (en.wikipedia.org)

  Published 2nd Nov 2017