Yes, humans affect the life of the giant saguaro cactus [Carnegiea gigantea]. That effect may be harmful or beneficial. Examples of harmful effects are impervious surfaces, pollution, and traffic. Examples of beneficial effects are protected lands and protective legislation.
how would these resources impact human settlement
Trains
Its another impact toward your life
when inhaled it will cause dizziness and in liquid form it will cause frostbite on impact to skin.
The human population is growing at a fast rate. This will adversely affect the natural resources.
sand, water, tempatures, space and sunlight
There are saguaro cacti that live in the desert but there is no Saguaro Desert.
No, the saguaro is a cactus that lives in a desert.
Yes, the saguaro is a vascular plant.
5
Yes, a saguaro cactus has roots.
There is no such place as the "Saguaro Desert." The saguaro is a large species of cactus that grows in the Sonoran Desert.