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  2. IQAir - Wikipedia

    en.wikipedia.org/wiki/IQAir

    IQAir is a Swiss air quality technology company, specializing in protection against airborne pollutants, developing air quality monitoring and air cleaning products. [2] IQAir also operates AirVisual, a real-time air quality information platform. [3][4] As of February 2020, it had around 500 employees worldwide, 150 of them in China, and its ...

  3. List of countries by air pollution - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by_air...

    Download QR code; Wikidata item ... All data are valid for the year 2018-2022 and are taken from the IQAir 2022 World Air Quality Ranking [3] [4 ... 19.1 19.5 24.8 24

  4. List of Earth observation satellites - Wikipedia

    en.wikipedia.org/wiki/List_of_Earth_observation...

    Sensors on Earth observation satellites often take measurements of emitted energy over some portion of the electromagnetic spectrum (e.g., UV, visible, infrared, microwave, or radio). [1] The invention of climate research through the use of satellite remote telemetry began in the 1960s through development of space probes to study other planets.

  5. List of map projections - Wikipedia

    en.wikipedia.org/wiki/List_of_map_projections

    Equal-area. Walter Behrmann. Cylindrical equal-area projection with standard parallels at 30°N/S and an aspect ratio of (3/4)π ≈ 2.356. 2002. Hobo–Dyer. Cylindrical. Equal-area. Mick Dyer. Cylindrical equal-area projection with standard parallels at 37.5°N/S and an aspect ratio of 1.977.

  6. Google Earth - Wikipedia

    en.wikipedia.org/wiki/Google_Earth

    Freeware. Website. earth.google.com. Google Earth is a web and computer program that renders a 3D representation of Earth based primarily on satellite imagery. The program maps the Earth by superimposing satellite images, aerial photography, and GIS data onto a 3D globe, allowing users to see cities and landscapes from various angles.

  7. AuthaGraph projection - Wikipedia

    en.wikipedia.org/wiki/AuthaGraph_projection

    An approximation of the AuthaGraph projection. AuthaGraph is an approximately equal-area world map projection invented by Japanese architect Hajime Narukawa [1] in 1999. [2] The map is made by equally dividing a spherical surface into 96 triangles, transferring it to a tetrahedron while maintaining area proportions, and unfolding it in the form of a rectangle: it is a polyhedral map projection.

  8. Oymyakon - Wikipedia

    en.wikipedia.org/wiki/Oymyakon

    98639405101. Oymyakon[a] is a rural locality (a selo) in Oymyakonsky District of the Sakha Republic, Russia, located in the Yana-Oymyakon Highlands, along the Indigirka River, 30 km (19 mi) northwest of Tomtor on the Kolyma Highway. Oymyakon is the coldest permanently inhabited human settlement on Earth, [4][5] with an average winter ...

  9. Air pollution in Canada - Wikipedia

    en.wikipedia.org/wiki/Air_pollution_in_Canada

    Industry is a significant source of air pollution in Canada. Air pollution is the release of pollutants (a substance or energy introduced into the environment that has undesired effects) into the air that are detrimental to human health and the Earth. [1] In Canada, air pollution is regulated by standards set by the Canadian Council of ...