Environmental and Sustainability Consultants

Monthly archives for September, 2016

The Effects of Elevated Carbon Dioxide Levels in Schools

The Effects of Elevated Carbon Dioxide Levels in Schools Carbon dioxide (CO2) is a colorless and odorless gas that exists in the atmosphere at a concentration of approximately 0.04% or 400 parts per million (ppm). Humans continuously produce and exhale CO2 as they metabolize carbohydrates and lipids to produce energy in the process of respiration.(Zhang, […]

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@SamanthaJPower I enjoyed your book and learning about all of your hard work to protect human rights around the globe.