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The more we ignore climate change, _______ serious its impacts on the environment will be.

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If we don’t reduce plastic waste now, the environment _______ even more polluted in the future.

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Renewable energy is becoming _______, so lots of people can afford it.

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Many endangered species will keep losing their _______ unless we reduce deforestation.

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The more environmental campaigns are organized, _______ people could be convinced to protect the environment.

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The huge crowd is _______ about the local water pollution, showing lots of signs and banners on the streets.

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Some species might go extinct _______ we reduce deforestation.

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Using _______ products which are not harmful to the environment is now becoming more and more popular.