They aren't. Needs are basic in nature, like food, shelter etc. Refer to Maslow's hierarchy figure below: Hierarchy of Needs. Wants: Want is a feeling for something you lack. Desire: Desire is an extension of a want, with clear objective of filling the gap that want had left with.
4,821 workers were killed on the job in the United States. The fatal injury rate was 3.4 per 100,000 workers, up from a rate of 3.3 per 100,000 workers in 2013. An estimated 50,000 people died from occupational diseases. 150 workers died each day from hazardous working conditions. Nearly 3.8 million work-related injuries and illnesses were reported.
A closer look at the numbers reveals that although illegal border traffic has slowed and deaths have slightly declined, the proportion of border crossing fatalities to border crossing apprehensions has continued to rise. In FY 2011, Border Patrol found 368 people dead, compared to 398 in FY 2007.