Ecosystems

The gentoo penguins of Antarctica depend on the icy habitat for nesting areas for their young. How could increased methane in the atmosphere affect the population of gentoo penguins in Antarctica?

• The penguin population will decrease due to shorter and warmer winters.

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A large storm destroys the greenbelt of an island coastline. What are the consequences of this loss of habitat?

• Beach erosion to the unprotected coastline

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Forest habitat is cleared to build a new shopping complex. What does this scenario represent?

• A loss of biodiversity due to human activity

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NGSS.HS-LS2-7

A new builder wishes to purchase land from the city for a new housing development. What environmental parameters are most important to investigate before buying the property?

• The loss of habitat to endangered species that live in the area

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The storm gutters of a large city empty into an ocean bay. A mechanic shop, unable to afford proper disposal, begins dumping its used car fluids, like motor oil, into the gutters instead. How will this impact the marine life of the bay?

• The pollutants will disrupt oxygen absorption in fish.

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The government wants to set new regulations that reduce carbon emissions from vehicles by half. How will this act help with the sustainability of our environment?

• It will reduce greenhouse gases in the atmosphere.

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NGSS.HS-ESS2-6

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