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From ancient times, people suspected that the climate of a region could change over the course of centuries. For example, Theophrastus, a pupil of Ancient Greek philosopher Aristotle in the 4th century BC, told how the draining of marshes had made a particular locality more susceptible to freezing, and speculated that lands became warmer when the clearing of forests exposed them to sunlight.
A "greenhouse Earth" is a period during which no continental glaciers exist anywhere on the planet. [6] Additionally, the levels of carbon dioxide and other greenhouse gases (such as water vapor and methane) are high, and sea surface temperatures (SSTs) range from 28 °C (82.4 °F) in the tropics to 0 °C (32 °F) in the polar regions. [7]
The smallest example is a miniature greenhouse known as a cold frame, typically used at home, whereas large commercial greenhouses are high tech production facilities for vegetables, flowers or fruits. The glass greenhouses are filled with equipment including screening installations, heating, cooling, and lighting, and may be controlled by a ...
They may be hired by a variety of companies/institutions including, but not limited to: botanical gardens, private/public gardens, parks, cemeteries, greenhouses, golf courses, vineyards, estates, landscaping companies, nurseries, educational institutions, etc. They may also be self-employed.
Aiming to establish a permanent platform and not just one-week-long activity, ECOWEEK established the GREENHOUSE in 2011 in Athens, Greece. The GREENHOUSE is a platform for innovation and entrepreneurship for society and the environment, engaging young architects, designers, landscape architects and students in real design assignments for real ...
CST uses eRating to rate vehicles based on several criteria. These include greenhouse gas emissions per passenger mile, emissions, alternative fuels, purchase of carbon offsets, and training programs that promote energy efficient driving. If the vehicle meets enough standards, it receives an eRating certification. [1]
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ECO Canada (Environmental Careers Organization of Canada) is an online resource for environmental jobs, certification and training established in 1992 as part of Canada's sector council initiative. Sector councils are organizations that address human resource challenges facing the Canadian economy. [1]