Table of Contents
- 1 What are the 4 main contributors to greenhouse gases?
- 2 In what ways does deforestation contribute to the increase in greenhouse gases in the atmosphere quizlet?
- 3 What are the causes of increasing greenhouse gases in greenhouse?
- 4 How does deforestation lead to global warming?
- 5 What causes an increase in greenhouse gases quizlet?
What are the 4 main contributors to greenhouse gases?
Main Greenhouse Gases
| Greenhouse gas | Major sources |
|---|---|
| Carbon Dioxide | Fossil fuel combustion; Deforestation; Cement production |
| Methane | Fossil fuel production; Agriculture; Landfills |
| Nitrous Oxide | Fertilizer application; Fossil fuel and biomass combustion; Industrial processes |
| Chlorofluorocarbon-12 (CFC-12) | Refrigerants |
What are the four causes of the greenhouse effect?
The major causes of the greenhouse effect are:
- Burning of Fossil Fuels. Fossil fuels are an important part of our lives.
- Deforestation.
- Farming.
- Industrial Waste and Landfills.
- Global Warming.
- Depletion of Ozone Layer.
- Smog and Air Pollution.
- Acidification of Water Bodies.
In what ways does deforestation contribute to the increase in greenhouse gases in the atmosphere quizlet?
When trees are cut down there are less plants to absorb carbon dioxide for photosynthesis. More carbon dioxide stays in the atmosphere if there are less trees, therefore, increasing the amount of greenhouse gases which trap heat in the atmosphere and warm the Earth.
What human activities are causing an increase in greenhouse gases?
Humans are increasingly influencing the climate and the earth’s temperature by burning fossil fuels, cutting down forests and farming livestock. This adds enormous amounts of greenhouse gases to those naturally occurring in the atmosphere, increasing the greenhouse effect and global warming.
What are the causes of increasing greenhouse gases in greenhouse?
Human activities are responsible for almost all of the increase in greenhouse gases in the atmosphere over the last 150 years. The largest source of greenhouse gas emissions from human activities in the United States is from burning fossil fuels for electricity, heat, and transportation.
What are two reasons for the increase in greenhouse gases?
Answer: Burning fossil fuels produces huge quantities of carbon dioxide (CO2) which is a greenhouse gas. Carbon dioxide along with other greenhouse gasses such as methane, nitrous oxide and chlorofluorocarbons (CFCs) are changing the composition of the atmosphere and are adding to the greenhouse effect.
How does deforestation lead to global warming?
The trees of tropical forests, like all green plants, take up carbon dioxide from the atmosphere and release oxygen during photosynthesis. When forests are cut down, much of that stored carbon is released into the atmosphere again as CO2. This is how deforestation and forest degradation contribute to global warming.
What can deforestation lead to quizlet?
Deforestation removes trees and other plants reducing areas of habitat for other species and removes species that others are reliant on. Food chains are broken. Decreased biodiversity leads to the loss of biotic resources and abiotic resources such as soil, may be lost by erosion.
What causes an increase in greenhouse gases quizlet?
Green house gases such as carbon dioxide, methane, and oxides of nitrogen tend to absorb some of the reflected infrared radiation and re-reflect it back towards the earth. This is what causes the greenhouse effect and it results in an increase in average mean temperature on earth. It is a natural phenomenon.
How are humans enhancing the greenhouse effect?
There is overwhelming evidence that human activities, especially burning fossil fuels, are leading to increased levels of carbon dioxide and other greenhouse gases in the atmosphere, which in turn amplify the natural greenhouse effect, causing the temperature of the Earth’s atmosphere, ocean, and land surface to …