1. Scientists have invented the air filter and other methods to eliminate the substances causing contamination from industrial waste.2. advanced cities have waste treatment plants, these plants take water back to the river.3. Many countries have laws that prohibit the companies pouring industrial wastes processed into the rivers.4. industrial waste processed harm drinking water source.5. Do not yet have the technology would solve the absolute safety of waste disposal.6. the safe handling of nuclear waste is a big problem.7. safe handling of radioactive substances have been proposed.8. the most visible contaminants in the House is cigarette smoke.9. The River has been polluted in the level faster than any time since the Government's record.10. The change in climate is caused by the industrial waste polluting the atmosphere.11. Polar bears are striving to survive when the ice melts12. ice in the Greenland National Side began to melt, while the coral islands are disappearing.13. global sea levels will climb to 7 metres.14. The Amazon rainforest will be drier, and intense weather caused by EL NINO will regularly occur.15. Europe constantly undergo terrible summer heat rarely occur before then.16. The temperature near 40° C have affected the area from the Midwest to the Atlantic coast. The heat did damage crops and killed animals in the farm. It also destroyed roads and railway.
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