Crater Lake National Park and the area surrounding Mount Mazama range in elevation from , providing diverse habitats. In the Cascades, the topography and elevation have influenced local climate patterns, also shaping global climate when volcanic gas and dust have been released into the atmosphere. The southern region of the park supports ponderosa pine forests, and for elevations from , mixed coniferous, fir, and hemlock forests are common. Subalpine zones occur above , often featuring whitebark pine.