How does climate change affect animals in the desert

Climate change is starting to transform the deserts of the Southwest, triggering declines in Joshua trees in some areas, pushing populations of birds to higher elevations, and posing new threats for animals such as desert tortoises.

beaches, climate, and waters

the first phase of the government’s plan for settlement was building the transcontinental railroad. the railroad provided a way to bring settlers and manufactured goods west and ship their agricultural and mining produce east. the transcontinental railroad was an essential artery for rapid development of the frontier.

the second phase of the government’s plan was a liberal land distribution policy that made it possible for many people to homestead. with these two key elements—transportation and cheap land—the government rapidly achieved its goal of persuading people to move west, settle on farms, and push back the frontier.