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Human Impacts

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What would most likely happen to a species of bird if the forest in which it lives were cut down?

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It would move to a new forest.

It would rebuild the forest.

It would quickly adapt to the clearcut area.

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It would continue to live in the area where the forest was located.

Treating contaminated water to remove toxins.

Increase energy efficiency in all you do.

Use non-toxic or green cleaners around the house.

Grow, eat, and shop organic foods.

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Green chemistry reduces pollution at its source by reducing or eliminating the hazards of chemical feedstocks, reagents, solvents, and products. This is unlike cleaning up pollution, in which involves treating waste streams or cleanup of enviornmental spills or other releases. Green chemistry helps to stop a problem before it starts!ALL BUT ONE is a principle of green chemistry. Which tactic is a traditional method used to clean up water polluted areas?

The turtles will no longer be found in Georgia.

The turtles will begin laying more eggs.

This will not affect the number of tutles in Georgia.

The turtles will build nests in other places.

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Sea turtles are found in the waters of Georgia. Building on the coast has destroyed their nesting sites. How will this MOST LIKELY affect the sea turtles usually found on the Georgia coast?

The fisherman would catch less pike.

The number of dragonfly larvae would increase.

The number of algea would decrease.

The number of pike would increase.

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If a chemical was placed in the water that caused all of the mosquito larvae to die, what would be one possible change in the food chain?

Using the practice of rotating crops in fields

collecting aluminum drink cans and taking them to a center where they can be turned into something else for people to use

collecting newspapers to be turned into something else

donating your family's Christmas tree to be turned into mulch for gardens

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Which of the following is associated with conservation?

Which of the following is associated with recycling?

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collecting plastic items which can then be turned into something else, such as playground equipment

Ecotourism: responsible travel to natural areas that conserves the enviornment

turning off the sink water while you are brushing your teeth

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cutting down selected trees instead of the entire forest

The fish would die off.

the fish would not be affected

the fish would move to another pond

the fish would thrive

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In a pond, the pollution of water by human-made pollutants, such as oil and grease, can cause chemical, biological, and ecological changes. As plants begin to die and decompose, carbon dioxide is released. What would happen to the fish in the pond?

stock ponds

wetlands

tributaries

navigable waters

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What aquatic areas are generally not protected by the Clean Water Act?

banning fishing and swiming at the beaches in the area.

using computer models and weather forecasts to predict the path of the oil spill.

using skimmers that act like vacuums across the surface of the water to pick up oil

cleaning riverbanks and marshes as well as the animals that live there.

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Last summer, outside of New Orleans, a 600- foot tanker collided with a 200 foot barge, tearing the barge in half. Several hundred thousand gallons of oil leaked out of the barge and into the fast flowing Mississippi River, heading quickly towards the ocean. The oil spread down the river in minutes, immediately threatening drinking water intakes and wildlife. Officials jumped into action to protect the people and the wildlife in the area. ALL BUT ONE was a strategy used by officials to clean up this area. That is

collecting aluminum cans that will be made into something else

using cloth bags instead of paper bags when shopping

riding a bicycle to work instead of driving a car

use a bow from a present you received

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What is one way we can conserve natrual resources by recycling?

Experts estimate that over 25,000 species become extinct each year, with some estimating this number to be over 100,000. This is an alaraming rate that threatens fragile ecosystems and global biodiversity. Which of these is currently the leading cause of extinctions today?

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habitat loss due to human interactions

development of cleaner running automobiles

natural disasters such as volcanic eruptions, and earthquakes

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global climate change

Use the kinetic energy formula to get the letter of the car that has a kinetic energy of 24 Joules.

The letter of the correct car is your clue.

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