These mountains surrounding the area have had an influence on much of the Great Valley's climate. Particular to the valley is grassland which, in fact, has earned a name for itself and an advocate in this sense. Great Valley Grasslands State Park thrives on preserving whatever grassland is left in the region of San Joaquin Valley. The Valley allows for the nourishment of such wild flower as lupines, California Poppies, and Purple Owl Clover. Mountain runoff created wetlands habitats throughout the years, leading to the formation of marshes. Although they are not common anymore, they supplied the right environment for such trees as the Black Willow, which is a water loving tree. Riparian Woodland is also to be found in the Great Valley, as it is common to the...

Moreover, mountains have a definite role in the control of the weather. As we have seen, mountains have also favoured the apparition of both the deserts and the valleys in California. Temperatures, as "controlled" by the mountains, have also had a say in how life was able to take form and develop within their ranges. Plants and animals have learned to adapt to the changes of the climate and, as such, to a changing environment.
Works Cited

Schoenherr, a.A. (1995). A Natural History of California. Berkeley and Los Angeles:…