Forest & Trees
Animals & Species
Environmental Issues
Geography & Spaces
Miscellaneous Terms
100

The tallest trees whose leaves form the upper layer of the forest.

canopy trees

100

Creatures that feed their young and have hair or fur

mammals

100

The complete disappearance of a species.

extinction

100

To live or dwell in a place.

to reside

100

A sudden, intense burst of emotion or action.

paroxysm

200

The area inside a forest away from the edges, usually stable and shaded.

normal forest interior

200

A living being who lives in a specific place.

habitat

200

The loss of a species caused by human activity.

human-induced extinction

200

Land areas that are next to or touching each other.

contiguous areas

200

When water disappears from soil or plants.

moisture vanish

300

The gradual wearing away of soil by wind or water.

erosion

300

When species spread their offspring over a large area quickly.

to disperse widely

300

To reduce natural resources or materials over time.

deplete

300

The area or limits within which a species can be found.

range

300

Severe scarcity of food in a region.

famine

400

The natural environment where a plant or animal lives.

habitat

400

To produce many offspring in a short time.

to reproduce rapidly

400

The gradual reduction in quantity or quality of resources.

depletion

400

To settle or occupy a place.

to inhabit

400

To hesitate or lose strength in action.

to falter

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