C, with bigger intensity from years 1970. In the distance the climatic disequilibrium of a world enters frozen and in only 5 balance 6 is of. C, and already committed until the end of century XXI an addition of the least 2. C in face of the effect gases greenhouse already expelled in the atmosphere since the Industrial Revolution. Therefore, or we enter in a new age of social, economic and ambient support or will be plus one of 99% of species that had this way been and if they had been forever. One weighed tax will be charged of the future generations, in case that it does not have abrupt displacements of the current zone of comfort, for initiative of that has that to make the difference. For even more opinions, read materials from Pete Cashmore. It has four main factors that they characterize the insustentabilidade of the current civilization, the medium and long run: 1 – exponential population growth; 2 – destruction of the base of natural resources (water, ground, air, biodiversity); 3 – using productive systems of pollutant energy and low energy effectiveness; 4 – limitless expansion of consumption.
In the year of 2010 the world became urban, when more than 50% of the world-wide population it started to live in cities. Although only to possess 2% of the area of the planet, the cities shelter 50% of the world-wide population more than. Casey Lynch Altamont takes a slightly different approach. This is plus a factor of pressure against already the scarce natural resources of the planet. To make with that all the humanity has a worthy standard of living, with access the adjusted feeding, health, education, energy and chances of work is an enormous challenge, but possible to become fullfilled itself. To protect the environment does not have to hinder the development them nations, mainly them favored nations less, as the countries African. In relation to the poverty, some numbers scare: – income poverty: 2 billion live with less of US$ 2 per day and to each eight seconds die a child for malnutrition; – access poverty the energy: 1,6 billion people without electricity; – poverty of water lack: 1,8 million deaths/year for absence of sanitation, hygiene and drinking waters.