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  2. Humidity - Wikipedia

    en.wikipedia.org/wiki/Humidity

    It does not take temperature into consideration. Absolute humidity in the atmosphere ranges from near zero to roughly 30 g (1.1 oz) per cubic metre when the air is saturated at 30 °C (86 °F). [8] [9] Air is a gas, and its volume varies with pressure and temperature, per Boyles law. Absolute humidity is defined as water mass per volume of air ...

  3. Wireless Emergency Alerts - Wikipedia

    en.wikipedia.org/wiki/Wireless_Emergency_Alerts

    An example of a Wireless Emergency Alert on an Android smartphone, indicating a Tornado Warning in the covered area. Wireless Emergency Alerts (WEA), formerly known as the Commercial Mobile Alert System (CMAS) and, prior to that, as the Personal Localized Alerting Network (PLAN), [1] is an alerting network in the United States designed to disseminate emergency alerts to cell phones using Cell ...

  4. Air quality guideline - Wikipedia

    en.wikipedia.org/wiki/Air_quality_guideline

    The guidelines stipulate that PM 2.5 should not exceed 5 μg/m 3 annual mean, or 15 μg/m 3 24-hour mean; and that PM 10 should not exceed 15 μg/m 3 annual mean, or 45 μg/m 3 24-hour mean. [2] For ozone (O 3 ), the guidelines suggest values no higher than 100 μg/m 3 for an 8-hour mean and 60 μg/m 3 peak season mean. [ 2 ]

  5. Climate change in the Middle East and North Africa - Wikipedia

    en.wikipedia.org/wiki/Climate_change_in_the...

    Water-related challenges are at the forefront of Iraq's environmental problems. Models predict that precipitation will decrease by 9% and mean annual temperatures will increase by 2°C by 2050. [91] The flow of the Tigris and Euphrates rivers, which provide 98% of Iraq's surface water, has decreased by 30-40% in the past 40 years. [92]

  6. Salt Lake City - Wikipedia

    en.wikipedia.org/wiki/Salt_Lake_City

    It is home to a significant LGBT community and hosts the annual Utah Pride Festival. [17] It is the industrial banking center of the United States. [18] Salt Lake City and the surrounding area are also the location of several institutions of higher education including the state's flagship research school, the University of Utah.

  7. Glossary of geothermal heating and cooling - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_geothermal...

    The natural temperature of the earth in a specific location. This temperature will typically be quite stable at a depth of 30' (9 m) and is usually close to the annual average air temperature of the area and is influenced primarily by the average air temperature and secondarily by the thermal energy absorbed from the sun.

  8. Greater Orlando - Wikipedia

    en.wikipedia.org/wiki/Greater_Orlando

    The area's relatively low elevation and close proximity to the Tropic of Cancer are what accentuate the humidity during the summer months, when temperatures typically reach as high as the low 90s °F (32–34 °C), while low temperatures below the low 70s °F (22–24 °C) are pretty rare. The average window for 90 °F (32 °C) temperatures is ...

  9. Wildfire - Wikipedia

    en.wikipedia.org/wiki/Wildfire

    Wildfire risk is the chance that a wildfire will start in or reach a particular area and the potential loss of human values if it does. Risk is dependent on variable factors such as human activities, weather patterns, availability of wildfire fuels, and the availability or lack of resources to suppress a fire.