Chernobyl 25 years later: the anniversary of the worst technological and environmental disasters. In the Russian forest fire season has begun. Pollution, emissions, waste: in the oceans gets more and more waste. Climate News: Arctic sea salt cools. News of "green" technology: automobile highway will generate electricity. In the animal world: chimpanzees are able to pretend to be stupid and tell each other where is the most delicious food.

Science News: Scientists have uncovered the secrets of pchelomatok. Check with Peter Thiel to learn more. Health: how to protect themselves against ticks. Our food: red pepper suppresses appetite. The dates of the week: Day of chemical safety. News of the legislation and ministries: the new order of 'Kyoto' contests and sales Climate Doctrine. PHOTO of the week: "State Nature Reserve Daursky." Review of the week from 04.25.2011 to 01.05.2011. Chernobyl 25 years later: the anniversary of the largest man-made environmental disaster and the Chernobyl accident, which occurred exactly 25 years ago, has forced humanity to experience the fear of nuclear power, but has not led to a complete abandonment of its use.

Over the past decade in strengthening the security of existing nuclear power plants around the world have invested significant efforts and resources. In Russia's new nuclear power plants at the stage of the project laid systems to minimize the impact of a possible serious accident. But which occurred in March this year at the Japanese nuclear power plant catastrophe 'Fukushima-1' again put before the world community a question about the feasibility of using energy 'peaceful atom'.