Evidence of Immigration Status You must provide a current unexpired document issued to you by the Department of Homeland Security (DHS) showing your immigration status, such as Form I-551, I-94, or I-766.eplacement Social Security Card To apply for a replacement card, you must provide one document to prove your identity. If you were born outside the U.S., you must also provide documents to prove your U.S. citizenship or current, lawful, work-authorized status. See page 2 for an explanation of acceptable documents.
Environmental Science. Definition. noun. The branch of science that deals with the physical, chemical and biological components of the environment and their effects on organisms. Supplement. Environmental science is often used as a synonym for ecology.
Conservation biology is the scientific study of nature and of Earth 's biodiversity with the aim of protecting species, their habitats, and ecosystems from excessive rates of extinction and the erosion of biotic interactions.his term conservation biology was introduced as the title of a conference held at the University of California, San Diego in La Jolla, California in 1978 organized by biologists Bruce Wilcox and Michael E. Soule. soulÃ©