Which applies to this environmental problem:

The zebra mussel is outcompeting native species and causing damage in the Missouri River.

Which applies to this environmental problem:

Only 10% of Madagascar's forests remain due to deforestation.

Which applies to this environmental problem:

As more people are added to the Earth, more resources are required to meet their needs.

Which applies to this environmental problem:

Shark fin soup is consumed by millions of people in South East Asia.

Which applies to this environmental problem:

Invasive carp are fast-growing, aggressive, and adaptable fish that are outcompeting native fish species for food and habitat in much of the mid-section of the United States.

Which applies to this environmental problem:

The use of Earth's natural resources has more than tripled in 40 years.

Which applies to this environmental problem:

Humans produce an excessive amount of artificial light which can interfere with natural cycles of light/dark in an environment and can confuse animals.

Which applies to this environmental problem:

Australia's Great Barrier Reef has lost more than half of its corals since 1995 due to warmer seas driven by climate change.

Which applies to this environmental problem:

According to the Food and Agriculture Organization, the minimum amount of land needed for food growth in North America or Western Europe is 17 acres per person.