Global warming .

What is the primary greenhouse gas responsible for global warming?

• Carbon monoxide

• Methane

• Nitrous oxide

• Carbon dioxide

Which of the following activities is a major contributor to the increase in carbon dioxide levels in the atmosphere?

• Deforestation

• Ocean acidification

• Desertification

• Volcanic eruptions

Which human activity releases methane, a potent greenhouse gas, into the atmosphere?

• Burning fossil fuels

• Industrial processes

• Livestock farming

• Recycling

What is the main cause of the "urban heat island effect," contributing to local increases in temperature in urban areas?

• Increased vegetation

• Industrial emissions

• Air conditioning use

• Groundwater depletion

What is the primary source of nitrous oxide emissions, another potent greenhouse gas?

• Transportation

• Agricultural practices

• Waste management

• Energy production