7.6 - 2 Human Impact on the Environment Flashcard

Front

What is global warming?

Back

The continuing rise in the average temperature of Earth's climate system.

Front

When are natural systems generally harmed by human activities?

Back

When the activities involve wasteful consumption, over-harvesting, or pollution.

Front

What is the impact of overfishing?

Back

A reduction in the fish population and disrupting of the marine food web.

Front

How does coal consumption harm the environment?

Back

It causes acid rain, produces sulfur dioxide when burned, and destroys animal habitats.

Front

What data best demonstrates the effect of environmental changes on organisms?

Back

The number of surviving organisms and populations after the change.

Front

What is wasteful consumption?

Back

Using resources in a way that leads to depletion and environmental harm.

Front

Define over-harvesting.

Back

The removal of a resource from a habitat at a rate faster than it can be replenished.

Front

What is pollution?

Back

The introduction of harmful substances or products into the environment.

Front

What are invasive species?

Back

Non-native species that spread widely in a new habitat and disrupt local ecosystems.

Front

What is acid rain?

Back

Precipitation that is significantly more acidic than normal due to pollutants.