It is true that the world is experiencing the problem of the overconsumption of natural resources. This has resulted in serious consequences which should be addressed urgently. This unsustainable growth in the exploitation of natural resources has already had some damaging impacts, both on the environment and on communities. In environmental terms, contamination of land, air and water has reached alarming levels owing to dependence on fossil fuels to meet growing energy demands. For instance,coal is the main source of energy in China and Australia. The burning of coal and oil result in air pollution and global warming, through the release of greenhouse gases. In social terms, forest destruction results in a shortage of timber and commercial over-fishing devastates fish stocks. These environmental problems then impact on local communities and fishing villages like Napflio in Greece, for example, threatening jobs and traditional ways of life. It is evident, therefore, tha...