Human impacts on the earth

The United State's EPA regulates more than _____ different toxins that can be found in industrial pollution.

80

What is microplastic?

A tiny particle created when larger plastic items, tooth brushes, bottles, bags, break down over decades.

Which of the following is an example of recycling?

Collecting and using materials to make something new

What are the effects of land pollution?

Contaminated land

Which is not a source of land pollution?

Cutting the grass

What do scientists believe was the cause of the "Little Ice Age" in Europe and North America?

Decrease in the number of sunspots

What is the impact of water overuse on surrounding vegetation?

Decreased vegetation

What items are used in a landfill to protect against pollution?

Flexible plastic Soil Clay

What is a brownfield?

Former industrial site

What is the main cause of water pollution?

Human impact and decision making

Who is Milankovitch? Please answer using complete sentences.

Milankovitch was a Serbian astronomer who discovered periodic cycles in the Earth's orbit around the Sun.

_______ pollutants are those that cause direct harm or that can react to form harmful substances in the atmosphere.

Primary

What are the benefits of recycling? Please answer using complete sentences.

Recycling materials serve as alternatives for raw materials derived from increasingly limited natural resources such as oil, natural gas, coal, mineral ores, and forests. Recycling can help minimize the amount of solid waste disposed of in landfills, which are becoming increasingly expensive. Recycling also minimizes contamination of the air, water, and land caused by trash disposal. The three 'R' words—Reduce, Reuse, and Recycle—are essential components of sustainable living. They contribute to reducing the quantity of garbage we generate.

What is an example of long-term health effects of air pollution?

Respiratory disease

What is the sinking of land in areas where excessive amounts of water were removed?

Subsidence

Why are unconfined aquifers more vulnerable to pollution from runoff and underground seepage than confined aquifers? Please answer using complete sentences.

Unconfined aquifers are more vulnerable to pollution caused by land-surface activity. Activities in the vicinity of a well can pollute confined aquifers. Natural circumstances and human activities both have an impact on groundwater quality, and pollution can occur via direct or indirect contamination.

What is a way to reduce plastic waste?

Using reusable shopping bags

What were widespread following Noah's flood which set the stage for the Ice Age?

Volcanic eruptions

Burning coal, oil, and natural gas have led to an increase in which gas in the atmosphere?

carbon dioxide

What atmospheric gas has increased since the Industrial Revolution?

carbon dioxide

What brings warmer than normal surface ocean temperatures in the tropics?

el nino

Which of the following is NOT recyclable?

food

Cooler than normal ocean temperatures may occur in the tropics during ____?

la nina

What are well-engineered and managed facilities for the disposal of solid waste?

landfills

What is the most common form of soil contamination?

lead

What causes trash islands to form?

ocean currents

Which of the following has the highest recycling rate?

paper & cardboard

This substance is used to remove ice and snow on roads; however, it can then enter the groundwater resulting in pollution.

salt

Which of the following has an impact on how much energy hits the planet?

sun spots

What is an example of non-point source pollution?

vehicles