materials such as plastic are bad conductors of electricity. they do not allow electricity to flow through them. so that plastic is not a good conductor of electricity.
volcanoes provide nutrients to the soil. volcanic ash often contains minerals that are beneficial to plants. its ash is very fine and it is good for the plants. volcanoes can also form a new island. for example, the hawaiian chain was created because of constant eruption of the volcano. volcanoes also gives us minerals and stones like pumice volcanic ash. volcanoes can also play the role of cooling off the planet. volcano gives us geothermal energy also. volcanoes can bring many benefits in a country.
Acid rain has many ecological effects, especially on lakes, streams, wetlands, and other aquatic environments. Acid rain makes such waters more acidic, which results in more aluminum absorption from soil, which is carried into lakes and streams.