First, the sun’s ____ travels through space and the Earth’s ____. Second, the radiation ____ up the ____. Third, the heat ____ off the Earth, and tries to travel back to ____. Fourth, the large number of ____ ____ trap the heat in the atmosphere. Fifth, the Earth’s ____ start to ____.

Greenhouse Effect and Global Warming

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Визуален стил

Опции

Шаблон за превключване

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