Sayansi na Teknolojia Study Notes Darasa La Nne Old Syllabus
Environmental Safety
The environment is the sum of all things that surround us, including living and non-living things. Living things include animals, plants and insects. Non-living things include soil, buildings, cars, rocks, air and water.
Environmental Safety
A safe environment for the growth of living things is one that is not affected by its reality. This environment is such as; clean soil, clean river water, lakes and seas, and clean air. An unsafe environment for the growth of living things is one that is affected by its reality. This environment affects the health and growth of living things.
Soil Degradation
Some of the actions that cause environmental pollution are; the dumping and burning of garbage in residential areas, farms or industries. This garbage is such as plastic bags, cans, plastic bottles, nails, razors, pieces of tin and pieces of bottles. There are also chemicals such as fertilizers, pesticides, oil residues. Also, oil spills from vehicles, machinery and various equipment
Effects of soil pollution: affects the health of animals and plants, causes the presence of disease germs such as malaria, causes the infection and spread of epidemic diseases such as cholera and typhoid fever.
