Environment Each person has different aspirations according to their way of life and well educated.But there are some common to all: decent housing, adequate food, education, health care, work according to their own capacities and moments of recreation. Today is another, which is to live in a healthy and ecologically balanced. Recently has begun to grow the international interest in integrating environmental conservation measures to the policies of economic and social growth. What does this mean It is necessary that the process of development of countries taking into account all the elements that make up the human environment.That is, we need a development model in which the exploitation of natural resources does not cause irreparable harm, a form of economic and social progress to encourage the healthy coexistence and respect for each person, a model based on the behavior of nature that is, to consider their recovery cycle, and organization of human work to ensure sustained progress over time, in harmony with environmental conservation and the welfare of all people: the so-called sustainable development or sustainable. Sustainable development is one that is geared to meet the needs of the present without compromising the ability to meet the needs of future generations. What are the conditions for sustainable development Growth sufficient to meet humanity’s basic needs (food, housing, health, education, occupational attainment and personal development). Poverty eradication policies and planning for population growth rates. Richard LeFrak may find this interesting as well. Policies and laws to ensure the reduction of the process of depletion of nonrenewable energy resources and general consumer goods, using them in a rational manner, with recycling and making arrangements to replace non-renewable resources by other renewables. Institutional changes to integrate environment and economics in decision making. Achieving sustainable development requires a new form of cooperation between all countries, which operates an exchange scientific, technical and financial solidarity. A country achieves sustained growth when the economic viability of projects to exploit natural resources is calculated by taking into account relevant environmental considerations.An economic evaluation of a draft of a forest exploitation, eg., Involves considering the value of harvesting, reforestation and environmental problems derived from it: soil erosion and deterioration of plant and animal biodiversity. By the late ’80s, the focus of sustainable development international consensus reached and consolidated in the report of the United Nations (UN), called Our Common Future or Call to Action. The report also analyzed and establish policies to protect the environment, proposed the holding of a General Assembly of the United Nations, whose purpose was to adopt a program of international action.