The Ukraine crisis has disrupted the energy supply in many European countries because they relied heavily on ____ produced in Russia.

The proliferation of edge habitat at the cost of undisturbed core habitat, as happens through many human activities, is best described as __________.

The level of pollution of local air is most often communicated to the public using an index known as ____.

Temperate regions have primarily what type of soil?

The highest precipitation areas on Earth are located in __________.

Exposure to high levels of carbon monoxide is dangerous to most animals because ____.

Which trophic level typically has the largest amount of biomass?

Aside from frequency of dense cloud cover, the main geographic factor constraining solar power generating potential is ___.

Climate modelers use ____ to estimate how a range of possible cultural, political, and economic futures translate into various climate change outcomes.

An individual’s doesn’t change substantially during their lifetime, whereas their will change in response to reaching different life stages and exposure to certain environmental conditions.