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overwhelmed


affected very strongly by something

Jessica was so overwhelmed at her graduation that she cried tears of joy.

overwhelmed

perilous


full of danger or risk

Firefighters often find themselves in perilous situations when battling a blaze.

perilous

conservation


the protection of valuable things, especially forests, wildlife, and natural resources

The conservation group worked to protect the endangered pandas’ habitat and help save them from extinction.

conservation

ecosystem


a community of animals and plants interacting with one another and their environment

A coral reef is an underwater ecosystem where many fish and plants live.

ecosystem

dictator


a ruler who has total control of a country, often using force to stay in power

Porfirio Díaz, who ruled Mexico for more than 30 years, was a feared dictator.

dictator
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