The Health Physics Society classifies radiation survey officers as journeymen or senior certified health physicists. According to that organizationâs 2011 Certified Health Physicist Survey, certified health physicists made an average $124,466 per year, with a minimum of $63,750 per year and $192,200 per year. They also received health, vacation and retirement benefits when working full-time.
You are here. Welcome Â» IFOAM Â» What We Do Â» Organic Landmarks Â» Principles of Organic Agriculture Â» The Principle of Care. Organic Agriculture should be managed in a precautionary and responsible manner to protect the health and well-being of current and future generations and the environment.
Agriculture was the key development in the rise of sedentary human civilization, whereby farming of domesticated species created food surpluses that nurtured the development of civilization. The study of agriculture is known as agricultural science. The history of agriculture dates back thousands of years, and its development has been driven and defined by greatly different climates, cultures, and technologies.