Washington State faces diverse environmental challenges, from climate change impacts to pollution and habitat loss. These issues affect ecosystems, agriculture, and water resources, requiring a balance between economic growth and conservation. Historical context shapes current approaches, with Native American knowledge informing sustainable practices. Major ecosystems in Washington include temperate rainforests, Puget Sound estuary, and Columbia Basin shrub-steppe. Human activities like logging, agriculture, and urban development have significantly impacted these environments. State policies and regulations aim to protect natural resources while managing growth and industrial activities.