Environmental problem - chan-ging the natural environment, leading to disruption of the structure and functioning of nature, climate change. Can be anthropogenic affect and the result of natural disasters.
The climate system responds to changes in external forces, capable of "pushing" the climate in the direction of warming or cooling. Examples of such effects are: changes in the gas composition of the atmosphere, variations in the luminosity of the Sun, volcanic eruptions, changes in the orbital motion of the Earth around the Sun.
In 1999, data were published that the current period of temperature rise is very sharp and is unprecedented, unparalleled in the last two thousand years. After this publication, the topic of global warming for the first time sounded at the interstate level and soon became one of the main topics of climate science and modern world politics.
- The melting of Arctic ice
- Сhanges in the amount and distribution of precipitation.
- Heat wave
- Ocean acidification
- Extinction of some species ща animals
- Social changes (mental)
At the 2010 conference in Cancun, Mexico, the parties recognized their goal of limiting warming to 2 °C and stated the "urgent need to take urgent action" to achieve this goal. Сurrently, the only way to slow the GW is to stop the increase in the size of the economies of developed countries and their transition to an anti-growth strategy.
Learn recycling. Why is it important?
Do an experiment: Take organic plastic, paper and plastic of the same size. Put each one in a container of water and stir it occasionally. What happened to each piece? Why?
What material in the end is better to use for domestic purposes?