"corrosioin" - 1 õppematerjal

Happevihmad - inglise keele esitlus

Acid rain Priit Norak, 11A  Acid rain is rain that has a higher than normal acid level. Causes of acid rain  Power plants  Exhaust from cars  Burning oil or natural gas  Volcanic eruptions  Intense lighting How? Effects of acid rain  Heart and lung problems  Polluted water  Dead fish and animals  Destroyed forests  Steel corrosioin  Stone erosion How to reduce acid rain?  Reduce CO2 emission from cars  Use electric cars  Use alternative energy sources  Reduce the ammount of energy we use  Public transport  Spread knowledge! Let’s keep our Earth healthy!