Western diets are characterised by a high intake of meat, dairy products and eggs, causing an intake of saturated fat and red meat in quantities that exceed dietary recommendations.
In 1997, the global value of ecosystem services was estimated to average $33. trillion/yr in 1995 $US ($46. trillion/yr in 2007 $US).
All crops require nitrogen (N) for the production of a photosynthetically active canopy, whose functionality will strongly influence yield.
The economic crises seems blinding the governments and major economic actors toward environmental troubles.