Systems
ecology
climate
water
pollution
100

A system that exchanges energy but not matter

What is a closed system?

100

This trophic level contains the least energy.

What are tertiary consumers?

100

Gas contributing most to global warming.

What is carbon dioxide, water, methane, nitrous oxide, and black carbon. 

100

Water vapor changing into liquid.

What is condensation?

100

A primary pollutant released directly into the atmosphere.

What is sulfur dioxide?

200

A feedback loop that amplifies change

What is positive feedback?

200

The biome with the highest biodiversity.

What is the tropical rainforest?

200

Reflectivity of Earth’s surface.

What is albedo?

200

Underground water storage systems.

What are aquifers?

200

The buildup of toxins in organisms.

What is bioaccumulation?

300

The maximum population an environment can support.

What is carrying capacity?

300

Variation within a species.

What is genetic diversity?

300

Process that removes CO2 from the atmosphere.

What is photosynthesis?

300

Excess nutrients causing algal blooms.

What is eutrophication?

300

Pollution from agricultural runoff.

What is non-point source pollution?

400

A type of equilibrium that fluctuates around a mean.

What is steady-state equilibrium?

400

A species found only in one geographic area.

What is an endemic species?

400

A strategy that reduces causes of climate change.

What is mitigation?

400

Biome most affected by water scarcity.

What is the desert biome?

400

Pollution affecting aquatic ecosystems due to heated water.

What is thermal pollution?

500

Resources and ecosystem services that support life.

What is natural capital?

500

GPP minus respiration.

What is net primary productivity?

500

The trapping of heat by greenhouse gases.

What is the greenhouse effect?

500

Movement of water through plants.

What is transpiration?

500

A pollution management strategy focused on prevention.

What is regulation?