�ݺ�ߣ

1. The document is an English lesson plan about conservation that includes reading passages, vocabulary words, discussion questions, and exercises. 2. One reading passage discusses how the loss of forests is destroying plant and animal diversity, with around 5,000 species being eliminated each year, and many of those species potentially useful for medicines. 3. Another passage explains how plants play an important role in the natural water cycle by helping to prevent rapid runoff that could cause flooding and leave little water during dry seasons.