Recycling paper helps to save trees and protect forests.Planting trees is important to reduce carbon dioxide in the air.Using reusable bags instead of plastic helps to reduce waste.Pollution from cars and factories harms the environment.Conserving water is essential to protect our planet's resources.Solar energy is a clean, renewable source of power.Plastic pollution in the oceans is a serious problem.Protecting endangered species is crucial for biodiversity.Composting food waste helps to reduce methane emissions.