When.com Web Search

  1. Ads

    related to: heavy duty 10x20 greenhouse

Search results

  1. Results From The WOW.Com Content Network
  2. Emission standard - Wikipedia

    en.wikipedia.org/wiki/Emission_standard

    In-use vehicles in the specified categories must meet 1997/98 emission standards for the respective new vehicle type (in the case of heavy duty engines NO x = 4.5 g/kWh, PM = 0.25 g/kWh). In other words, the 1997/98 new vehicle standards are retroactively applied to older vehicles already on the road.

  3. United States vehicle emission standards - Wikipedia

    en.wikipedia.org/wiki/United_States_vehicle...

    The scoring is from 0 to 10, where 10 represents the lowest amount of greenhouse gases. The Greenhouse gas score is determined from the vehicle's estimated fuel economy and its fuel type. The lower the fuel economy, the more greenhouse gas is emitted as a by-product of combustion. The amount of carbon dioxide emitted per liter or gallon burned ...

  4. Greenhouse gas emissions by the United States - Wikipedia

    en.wikipedia.org/wiki/Greenhouse_gas_emissions...

    Greenhouse gases are gases; including carbon dioxide, nitrous oxide, ozone, methane, fluorinated gases and others; that absorb and emit radiant energy in the atmosphere. Atmospheric concentrations of greenhouse gases have increased significantly since the Industrial Revolution, due to human activities. The main greenhouse gases are carbon ...

  5. Greenhouse - Wikipedia

    en.wikipedia.org/wiki/Greenhouse

    Experimentation with greenhouse design continued during the 17th century in Europe, as technology produced better glass and construction techniques improved. The greenhouse at the Palace of Versailles was an example of their size and elaborateness; it was more than 150 metres (490 ft) long, 13 metres (43 ft) wide, and 14 metres (46 ft) high.

  6. Heavy industry - Wikipedia

    en.wikipedia.org/wiki/Heavy_industry

    As of 2019, heavy industry emits about 22% of global greenhouse gas emissions: high temperature heat for heavy industry being about 10% of global emissions. [12] The steel industry alone was responsible for 7 to 9% of the global carbon dioxide emissions which is inherently related to the main production process via reduction of iron with coal ...

  7. Access mat - Wikipedia

    en.wikipedia.org/wiki/Access_mat

    One variety of heavy-equipment mat is the Crane mat. Designed for exceptionally heavy use, Crane mats (also known as digging mats, logging mats, or bridge mats) [11] can be used in a wide variety of applications, including: Powerline tower assembly [12] Mining and heavy access roads; Module yards, pipe yards, tank farms and staging areas; Wind ...

  1. Ads

    related to: heavy duty 10x20 greenhouse