Webthe greenhouse effect is the process through which heat is trapped near earth's surface by substances known as 'greenhouse gases. ' imagine these gases as a cozy blanket. Join a global movement like count us in, which aims to inspire 1 billion people. Webthe greenhouse effect happens when certain gases, which are known as greenhouse gases, accumulate in earth’s atmosphere. Webthe greenhouse effect happens when certain gases—known as greenhouse gases —collect in earth’s atmosphere. These gases, which occur naturally. Webthose energy sources release a gas called carbon dioxide (co2) into the atmosphere. When co2 and other greenhouse gases trap heat that would otherwise escape earth’s. Webthe concentration of greenhouse gases affects how much heat the atmosphere retains. While the natural greenhouse effect makes life possible on earth, the intensification of. Webthe greenhouse effect happens when certain gases, which are known as greenhouse gases, accumulate in earth’s atmosphere.