Презентация, доклад по английскому языку Планета в опасности по теме Окружающий мир

form, school 41, Kurgan

contradictory, uneven process and in large measure its trajectory depends on the aspirations of man and society to ensure its security, to avoid hunger, disease, to achieve comfortable living conditions, to provide protection against aggression, to preserve the surrounding habitat and Thus, we can say that the most important objective of the development at all times was to achieve the increasingly high quality of life and security.

development will continue in the twenty-first century. However, the value of the security, its weight in the overall performance quality of life will increase significantly. Now we can confidently assert that the comprehensive security of individuals, society, state and the world community will be the most important priority in coming decades, will become the basis for the strategy of civilization in the contemporary and projected future conditions.

the XXI century due to the approximation of a system-wide crisis of civilization, the growing problem of its survival, the necessity of a radical change in the way of development.

such a moment has arrived at the end of the twentieth century. Approached and began to manifest a multifaceted crisis of civilization.

half of this century, the world has changed drastically. Significantly improved working conditions and the quality of people's lives, including increased welfare, health care, education, social security, culture. However, progress by lifting at its current level, showed the reverse negative associated with the depletion of the resource potential of the Land, extensive

threats to civilization, form in their totality the system-wide crisis, on the threshold of which are States and the international community at the beginning of the XXI century. In the field of natural acute problem of natural disasters. Natural disasters regularly lead to casualties and huge economic damage to many countries, and acquiring the scale of natural disasters, sometimes fatally affect the fate of Nations

major source of oxygen. Continued pollution of the atmosphere, temperature inversions are observed, oxygen starvation in the cities, which causes acid rain. Is global climate change, all seen the catastrophic El nine phenomenon. Depleted ozone layer the Earth's atmosphere. Irreparable damage to the biosphere of the planet, depleted of its gene pool. Degrade, or even disappear, many species of animals and plants, decreases biological diversity. Reduced the forest is the most important regulator of the natural environment. Ecological trouble touched near-earth space – it is filled with "space debris" – the spent artificial celestial bodies

many dangers for humanity, fraught with global environmental catastrophe. Is the pollution of soils with harmful substances. Especially dangerous among them, radioactive substances and dioxins. Degraded soil – they lose the humus, spreading desertification and salinization. Growing shortage of fresh water. Increasing ocean pollution, surface and underground waters with harmful substances, primarily netgenie.

total amount of annual property losses from natural catastrophic phenomena is a tremendous amount to 22-27 billion. Unfortunately, the trend of increasing numbers of natural disasters will continue according to forecasts of the UN, and our foreign scientists in the first half of the XXI century. Formidable and difficult to solve using in the coming century will be environmental problem. Rather it is an entire complex of problems associated with the crisis of the natural environment due to anthropogenic impact. The environmental problem belongs to the imperatives of humanity – an urgent, non-negotiable demands, the call of the time to solve it.

demographic – the so-called demographic imperative. The most threatening component of this problem is the uncontrolled growth of the world population. It leads to overcrowding and severe shortage of scarce resources of Land to support increased mass of its inhabitants. In Russia this problem has so far seen the opposite trend – a decline in population.

intensive population ageing and the growing number of disabled people ages, migration of the population. The coming of post-industrial revolution in Russia exacerbates the problem of technological risk. It generated quantitative and qualitative growth of the global economy.

relate to the socio-political sphere lie in the fact that from the Arsenal of mankind as a means of resolving contradictions are not eliminated war. As a result, these disasters continue to cause enormous damage to humanity. Modern wars are accompanied by mass death and health losses are not only soldiers but also civilians. The destruction of settlements, industrial facilities, economic and social infrastructures can achieve in the areas of use of weapons total character. Possible the capture and the transition from hand to hand of vast territories. Due to the organized evacuation and spontaneous flight, you can expect to move huge masses of the population. Finally, demographic, environmental, economic, social and other long-term consequences of wars and armed conflicts can be heavier than the direct consequences of the use of weapons. In case, if the warring parties will decide on war with unlimited use of nuclear weapons, the consequences will be global and catastrophic for the earth's civilization.