• Label image for Greenhouse Gas Emissions
    The main gases that contribute to the greenhouse effect (the retention of heat from solar radiation in the Earth's lower atmosphere) are: water vapor, carbon dioxide, methane, nitrous oxide, and ozone.
    Last Post 25-Aug-15 - Started 25-Aug-15
  • Label image for Global Warming
    The global average surface temperature (over land and ocean) increased by an estimated 0.85 deg.C in the period from 1880 to 2012. That increase in global temperatures is mainly attributed to the increasing...
    Last Post 25-Aug-15 - Started 24-Aug-15
  • Label image for Human Overexposure to Ultraviolet Radiation from Sunlight
    Overexposure to UV rays is a major risk factor for skin cancers and cataracts. Humans on Earth are exposed to UV radiation of various wavelengths, which can be subdivided in: UVA (320 to 400 nm) and UVB (290...
    Last Post 13-Aug-15 - Started 11-Aug-15
  • Last Post 06-Jul-15 - Started 06-Jul-15
  • Natural resources are actual or potential sources of wealth that occur in nature, such as timber, water, fertile land, wildlife, minerals, metals, stones and hydrocarbons. Efficient use of limited natural...
    Last Post 19-Dec-14 - Started 19-Dec-14
  • Wind power is renewable, plentiful, and produces no greenhouse gas emissions, thus it is significantly less harmful to the environment as compared to power generated from fossil fuels. Key challenges to the...
    Last Post 06-Jul-15 - Started 25-Oct-14
  • Label image for CO2 Emissions from Coal Power Plants
    Last Post 09-Jul-15 - Started 25-Oct-14
  • Label image for Emissions of Carbon Dioxide
    The presence of carbon dioxide (CO2) in the atmosphere is one of the primary causes of the greenhouse effect. CO2 emissions come from a variety of natural sources; however, human-related emissions are...
    Last Post 25-Aug-15 - Started 25-Oct-14
  • Label image for Consumption of Ozone-Depleting Substances
    The Montreal Protocol has reduced by 98% consumption of ODS's such as Chlorofluorocarbons (CFCs) and halons, which were widely used in: aerosol sprays (dry cleaning, fumigants), blowing agents for foams...
    Last Post 12-Aug-15 - Started 23-Oct-14
  • Label image for Environmental Sustainability
    Supporting the long-term ecological balance of our planet is fundamental to the survival of the human species and other living organisms. Over the past few years, a number of initiatives have made a real...
    Last Post 25-Aug-15 - Started 22-Oct-14