Read the paragraph. Forests are more than just a pretty addition to the landscape. Forests help the environment by soaking up carbon dioxide, conserving soil, and preventing flooding. Forests help people by providing a place to live and by providing jobs. Over 300 million people worldwide live in forests, and over 1.6 billion people depend on forests for their jobs.

Which sentence provides the best conclusion to the paragraph?

Conserving forests is important for people as well as the planet.
Enjoying the planet’s forests is a good idea for people and animals.
Almost half the world’s species currently live in forests.
The forest provides lumber when the trees are cut down.