FN 203 Lecture 19: Ch.19 A Healthier Environment
1 Dec 2016
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Document Summary
The world"s climate is changing in significant ways and will continue to do so. Radiation absorbed by earth"s surface and warms it. Form of oxygen that is harmful when in lower atmosphere. Chest pain sustainable : use of as little as possible of resources that cannot be renewed: precycle, consider before purchase, recycle, reusing materials that would be considered trash, composting, turning organic material into rich soil. Smoke burning from end of pipe, cig, or cigar exhaled from smoker"s mouth. Third hand - residue on surfaces and in dust. Radon - form breakdown of uranium in rocks, soil and water. Types: bacteria, mildew, viruses, animal dander, cat saliva, dust mites, cockroaches, pollen, mold. Vent fans to outdoors in kitchen and bath. Formaldehyde: pressed wood products, furniture made with pressed wood, urea-formaldehyde foam insulation, combustion sources, environmental tobacco smoke, durable press drapes and other textiles, glue. Invisible threats: microwaves, cell phones, no definite.
