• Гідрологія і Гідрометрія
• Господарське право
• Економіка будівництва
• Економіка природокористування
• Економічна теорія
• Земельне право
• Історія України
• Кримінально виконавче право
• Медична радіологія
• Методи аналізу
• Міжнародне приватне право
• Міжнародний маркетинг
• Основи екології
• Предмет Політологія
• Соціальне страхування
• Технічні засоби організації дорожнього руху
• Товарознавство продовольчих товарів

The problem of fresh water

Many countries face serious water resource problems that are not only in quantitative water scarcity, but also in short supply of clean fresh water. Annually in reservoirs misses a huge amount of raw sewage. Among the most polluted rivers and lakes in the world of the Danube, Rhine, Seine, Mississippi, Volga, Dnieper, Ladoga lake, Balkhash, etc.

Table. Countries of the world, clean water-deficit (where less than 50% of the population has access to clean drinking water).

Food problem

The meaning of the global food problem is outstripping population growth compared to the growth in food production. As a result, the world is experiencing an increase in the number of malnourished and starving (annually from hunger, malnutrition and related illnesses die 40 million people). Growing human pressure on agricultural landscapes, deteriorating quality of food, the role of genetic engineering in solving the food problem.

On the Earth, there are belt of hunger, it stretches along the equator. As of tropical Africa is the epicenter of this belt. Countries with a high refractive starving Chad - 50%, Mozambique - 47%, Somalia - 45%, Uganda - 40%, Ethiopia - 39%.

Problems of resources

Energy and raw material problem - explains the explosive growth of consumption of fuel and raw materials. Only in the twentieth century in the world was produced and consumed fuel and raw materials more than ever before in human history. Been extracted from the earth 40% coal, 50% copper, 55% iron ore, 60% diamonds 75% oil, 80% gas. Science warns that at current energy consumption of proven fossil fuel reserves sufficient for about 150 years, including oil - for 35 years, gas - 45 years

The problems of human culture

Читайте також:

1. B. Was raten Sie Bekannten, die Angst haben, Probleme am Arbeitsplatz anzusprechen. Gebrauchen Sie den Konjunktiv II.
2. Could water exist on Mercury?
3. Debated Problems within a Simple Sentence
4. Debated Problems within the Theory of the Phrase
5. Debated Problems within The Verbals
6. Ecological Problems
7. Environmental Problems and Their Influence on People’s Health
8. Human Factor and Aviation Safety Problems
9. II Read the text again and make notes about the main stages of design an problems raising at each stage
10. It’s an animal, It has four legs, We don’t have one in school, It doesn’t usually live in water
11. I’m afraid we are moving away from the main problem.
12. Land’s waters.

Переглядів: 627