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Blu Homes: Prefabricated ‘Green’ Housing

Our goal at Blu Homes is to save you time on being “green.” Through extensive research on materials and use of advance computer modeling and consultation with experts, we make sure that our products are healthy for you, your family and the natural world.We can ensure that your home achieves LEED certification, depending on the [...]

Dam Yangtze?

Last month, preparatory work began on the Xiaonanhai Dam, with more projects to follow. Within a few years, the Jinsha will slow to a sluggish pace and its temperature will drop as a series of large hydropower dams release cold bottom water from their reservoirs into the river. For species already threatened by the Three [...]

Global changes in diets and the consequences for land requirements for food

Provision of food is a prerequisite for the functioning of human society. Cropland where food and feed are grown is the central, limiting resource for food production. The amount of cropland needed depends on population numbers, average food consumption patterns, and output per unit of land. Around the globe, these factors show large differences. We [...]

Global Conservation Maps Offer a Bird’s Eye View of Degradation

This set of interactive maps from The Nature Conservancy illustrates better than words some of the threats to environmental sustainability. Global Conservation Maps

Global Common Resources and the Just Distribution of Emission Shares: Some Alternative Views

DOI: http://dx.doi.org/10.1111/j.1467-9760.2012.00416.x

Global Picture on Global FIsh Stocks: Capacity Needs to be Cut by 36-43%

Many of the world’s fish stocks are depleted as a result of overexploitation, pollution and habitat loss. The 2002 World Summit on Sustainable Development (WSSD) sets a target for fisheries to maintain or restore stocks to levels that can produce the maximum sustainable yield (MSY) by 2015. We assessed the global stock status and found [...]

Limitations of Carbon Footprint as Indicator of Environmental Sustainability

Greenhouse gas accountings, commonly referred to with the popular term carbon footprints (CFP), are a widely used metric of climate change impacts and the main focus of many sustainability policies among companies and authorities. However, environmental sustainability concerns not just climate change but also other environmental problems, like chemical pollution or depletion of natural resources, [...]