Study of Earth's systems including geology, meteorology, and oceanography.
Humans affect Earth's systems in many ways. Activities like deforestation, pollution, and burning fossil fuels change the land, air, and water.
Scientists and communities work to reduce these impacts by recycling, conserving energy, and protecting nature.
Reducing air pollution by using cleaner energy sources.
Restoring forests to help absorb carbon dioxide.
Humans change Earth's systems, but we can take action to protect our planet.