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Modern buildings are tightly sealed to reduce energy consumption. This practice began in the early 1970’s as a result of the ‘energy crisis.’ Shortly thereafter, individuals living and working in these buildings began complaining of a variety of respiratory symptoms. Investigations revealed that the air in most modern buildings is of poor quality and often dangerous. Due to the prevalence of synthetic building materials and furnishings, the building industry has been unable to resolve this issue. In fact, the EPA now ranks indoor air pollution among the top five threats to human health.
NASA, studying the possibility of long-
There are also other important ways in which plants affect human health and well-
Plants have been a source of medicine throughout history. To date, we have only begun to evaluate the medicinal properties of the many species of plants that inhabit our planet. Many known herbs, spices and other plants can aid in the prevention or healing of diseases. Whether ingested or used in the practice of aromatherapy, many plants can enhance our overall health.
Often overlooked, plants are a vital component in the preservation of a fresh water supply. By filtering impurities from water or wastewater, they help to insure that pollutants do not reach our rivers, streams and lakes. Plants and their root-
These are only some of the many ways plants sustain us, prove beneficial to our health, give us visual pleasures and provide the very oxygen we breathe. It is exciting to explore the many ways in which plants enhance our lives and to learn why you can’t live without them.
Bill Wolverton, Ph.D. and Kozabura Takenaka
© 2020 — Wolverton Environmental Services