Gr5_Human impacts 2

What is a major environmental issue caused by deforestation?

• Increased ocean

• Biodiversity loss and greenhouse gas release

• Less volcanic activity

• Good soil fertility

What is a main effect of greenhouse gas emissions from burning fossil fuel (petrol) ?

• Decreased global temperatures

• Reduced sea levels

• Global warming

Which of the following are harmful pollutants released due to industries, causing air pollution?

• Oxygen and nitrogen

• Particulate matter and sulfur dioxide

• Water vapor and carbon dioxide

What environmental problems are caused by modern agricultural practices?

• Better water quality and increased biodiversity

• Soil degradation, soil erosion, and water pollution

• Better environment health and good crops

• Less need for irrigation