Environment
① No one knows for sure / the exact number of plant and animal species / on the Earth.// ② mm fact /
we will never know it / because scientists find more than 13,000 new species / each year. //
③ Plants and animals depend on each other /(G-2) to survive.// ④ No single species can exist alone
/ in nature.// ⑥ They all share the same air。water、and soil.// ⑥ Humans are just one of those species.
//′ ぐ⑦ But we often forget that. //
⑧ “Man is a part of nature, / and his War against nature / is inevitably a war against himset," / said
Rachel Carson。/ author of Sez/ Spr7g.// ⑨ By (G-3) saying so, /she called for a change / in our VieW
of the natural world. //
