ENDANGERED ECOSYSTEM
9.1 : HUMAN ACTIVITIES THAT ENDANGER AN ECOSYSTEM
Nurul NazihahNur AfiqahNor Syafiqah
Human activities which threaten the ecosystem:
~development and industrialisation. ~increase in the number of motor vehicles. ~increase the usage of pesticides and chemical fertilisers in the agriculture sector. ~uncontrolled deforestation.
The impact of human activities on the ecosystem:
~soil erosion. ~flash flood. ~landslide. ~eutrophication. ~water,air,thermal and noise pollution. ~global warming. ~depletion or thinning of the ozone layer. ~climatic change. ~extinction of living things.
POLLUTION
(undesirable change in the physical chemical or unbiological characteristic of the natural environment,brought about by human activities
!ir ollution#ater ollutionThermal ollution $oise ollution