What is a greenhouse gas simple definition?

What is a greenhouse gas simple definition?

Greenhouse gases are gases in Earth's atmosphere that trap heat. They let sunlight pass through the atmosphere, but they prevent the heat that the sunlight brings from leaving the atmosphere. The main greenhouse gases are: Water vapor. Carbon dioxide.

What are the greenhouse gases?

Carbon dioxide (CO2) makes up the vast majority of greenhouse gas emissions from the sector, but smaller amounts of methane (CH4) and nitrous oxide (N2O) are also emitted. These gases are released during the combustion of fossil fuels, such as coal, oil, and natural gas, to produce electricity.

What caused global warming?

Global warming is an aspect of climate change, referring to the long-term rise of the planet's temperatures. It is caused by increased concentrations of greenhouse gases in the atmosphere, mainly from human activities such as burning fossil fuels, deforestation and farming.

Which gases are the major causes of greenhouse effect?

Earth's greenhouse gases trap heat in the atmosphere and warm the planet. The main gases responsible for the greenhouse effect include carbon dioxide, methane, nitrous oxide, and water vapor (which all occur naturally), and fluorinated gases (which are synthetic).

What country is polluting the most?

China

Who is the cleanest country in the world?

Denmark

Which country has no pollution?

Denmark

Where is the cleanest air on Earth?

Bottom line: A new study suggests the cleanest air on Earth – free from pollution from human activities – is in a region of the Southern Ocean which surrounds Antarctica.

Which country has the best food?

Which country has the best food?

  • France.
  • Spain. ...
  • Japan. ...
  • India. ...
  • Greece. Souvlaki is paradise on a stick. ...
  • Thailand. Open for more than eight decades, old school Bangkok cafe On Lok Yun -- located at 72 Charoen Krung Road -- is a local institution. ...
  • Mexico. Mmmmexico. ...
  • United States. America knows how to dish food that hits the spot. ...

What country has the best doctors 2020?

In such cases, we considered the doctor's original or birthright citizenship.

  1. United States. The US takes the crown on our list of the top 10 countries with the best doctors in the world.
  2. United Kingdom. ...
  3. Germany. ...
  4. France. ...
  5. Switzerland. ...
  6. Canada. ...
  7. Italy. ...
  8. Australia. ...

Who is the most famous doctor in the world?

The Most Influential Physicians in History, Part 4: The Top Ten

  • #8 Edward Jenner (1749-1823)
  • #7 Ibn Sina/Avicenna (980-1037)
  • #6 Andreas Vesalius (1514-1564)
  • #5 Sigmund Freud (1856-1939)
  • #4 Sir Joseph Lister (1827-1912)
  • #3 Ignaz Semmelweis (1818-1865)
  • #2 Hippocrates (c. 460-c. 375 BCE)
  • #1 Sir William Osler (1849-1919)