A community of living things and the environment they depend on.
ExampleThe passage explains how a fragile ecosystem can be damaged by tourism.
Reading entries should be calm and reference-like: topic, pronunciation, definition, and collocations before examples.
A community of living things and the environment they depend on.
ExampleThe passage explains how a fragile ecosystem can be damaged by tourism.
The process of becoming worse.
ExampleThe article describes the gradual deterioration of air quality in large cities.
The natural place where an animal or plant lives.
ExampleThe reading passage says that wetland habitat is disappearing quickly.
To make something dirty, unsafe, or harmful by adding unwanted material.
ExampleIndustrial waste can contaminate rivers and harm local communities.
Very dry, especially because of little rainfall.
ExampleThe passage describes how plants survive in arid regions.
Originally from a particular place.
ExampleThe article discusses how tourism affects indigenous communities.
The gradual wearing away of soil, rock, or land by water, wind, or human activity.
ExampleCoastal erosion has changed the shape of the island over time.
Movement from one place to another, often by people or animals.
ExampleThe reading passage explains why bird migration patterns are changing.
To protect something from loss, damage, or waste.
ExampleThe author argues that cities must conserve water during long dry periods.
The variety of plants, animals, and other living things in an area.
ExampleThe passage links forest loss with a decline in biodiversity.