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  2. Fracking in the United States - Wikipedia

    en.wikipedia.org/wiki/Fracking_in_the_United_States

    Hydraulic fracturing uses between 1.2 and 3.5 million US gallons (4,500 and 13,200 m 3) of water per well, with large projects using up to 5 million US gallons (19,000 m 3). Additional water is used when wells are refractured. [120] [121] An average well requires 3 to 8 million US gallons (11,000 to 30,000 m 3) of water over its lifetime.

  3. Oil sands - Wikipedia

    en.wikipedia.org/wiki/Oil_sands

    Approximately 2.5 tons of oil sands are needed to produce one barrel of oil (roughly 1 ⁄ 8 of a ton). [147] As a condition of licensing, projects are required to implement a reclamation plan. [ 148 ]

  4. Land reclamation in Singapore - Wikipedia

    en.wikipedia.org/wiki/Land_reclamation_in_Singapore

    Though industries around the world depend on sand, the United Nations Environment Programme found Singapore to be the largest importer of sand worldwide in 2014. [5] In 2010 alone, Singapore imported 14.6 million tons of sand. [13] In recent years, however, sources of sand have become more scarce.

  5. Saharan dust - Wikipedia

    en.wikipedia.org/wiki/Saharan_dust

    Saharan dust (also African dust, yellow dust, yellow sand, yellow wind or Sahara dust storms) is an aeolian mineral dust from the Sahara, the largest hot desert in the world. The desert spans just over 9 million square kilometers, from the Atlantic Ocean to the Red Sea , from the Mediterranean Sea to the Niger River valley and the Sudan region ...

  6. Western Canadian Select - Wikipedia

    en.wikipedia.org/wiki/Western_Canadian_Select

    Western Canadian Select (WCS) is a heavy sour blend of crude oil [1] that is one of North America's largest heavy crude oil streams [2] and, historically, its cheapest. [3] It was established in December 2004 as a new heavy oil stream by EnCana (now Cenovus), Canadian Natural Resources, Petro-Canada (now Suncor) and Talisman Energy (now Repsol Oil & Gas Canada). [4]

  7. Keystone Pipeline - Wikipedia

    en.wikipedia.org/wiki/Keystone_Pipeline

    If completed, the Keystone XL would have added 510,000 barrels (81,000 m 3) per day increasing the total capacity up to 1.1 million barrels (170,000 m 3) per day. [30] The original Keystone Pipeline cost US$5.2 billion. [citation needed] From January 2018 through December 31, 2019, Keystone XL development costs were $1.5 billion. [31]: 147

  8. Environmental impact of shipping - Wikipedia

    en.wikipedia.org/wiki/Environmental_impact_of...

    A cargo ship discharging ballast water into the sea. Ballast water discharges by ships can have a negative impact on the marine environment. [1] Cruise ships, large tankers, and bulk cargo carriers use a huge amount of ballast water, which is often taken on in the coastal waters in one region after ships discharge wastewater or unload cargo, and discharged at the next port of call, wherever ...

  9. UAN - Wikipedia

    en.wikipedia.org/wiki/UAN

    Other grades are UAN 28, UAN 30 and UAN 18. The solutions are quite corrosive towards mild steel (up to 0.5 inches (1.3 cm) per year on C1010 steel) and are therefore generally equipped with a corrosion inhibitor to protect tanks, pipelines, nozzles, etc. Urea–ammonium nitrate solutions should not be combined with calcium ammonium nitrate ...