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.
Shifting agriculture: Shifting agriculture,, system of cultivation that preserves soil fertility by plot (field) rotation, as distinct from crop rotation. In shifting agriculture a plot of land is cleared and cultivated for a short period of time; then it is abandoned and allowed to revert to its natural vegetation