num_pages: 32
description: Air, water, land - all are essential for life on this planet. Learn how to protect these resources and what it means to be a steward of the planet. Explore the interdependence of life on Earth.
language: English
title: Reading Expeditions (Science: Life Science): Protecting the Planet
titlecomplete: Reading Expeditions (Science: Life Science): Protecting the Planet
ratings_count: 1
publisher: National Geographic School Pub