2. WHAT ARE ENVIRONMENTAL ISSUES
Environmental Issues are any
such issues that are created by
human activities and can cause
harm to the environment.
They relate to the anthropogenic
effects on the natural
environment
3. HUMAN OVERPOPULATION
Overpopulation is an undesirable
condition where the number of
existing human population
exceeds the carrying capacity of
Earth. It affects environment in
many ways
4. HUMAN OVERPOPULATION EFFECT
It has the following effects on environment-
Exceeding biophysicalcarrying capacity.
Land degradationand land conflicts.
Inappropriatewaste disposal.
Water scarcity and water conflicts.
5. HYDROLOGICAL ISSUES
Hydrological issues refer to the harm
of water bodies, water system and
constrains on water management
system. The quality of water in
reservoirs are affected in many ways
and also there is a shortage of water.
6. HYDROLOGICAL ISSUES
Hydrological Issues include-
Environmental Impact of Reservoir
Affected drainage pattern
Flooding
Landslide
Water scarcity for drinking and other
usage
8. NUCLEAR ISSUES
The enlistments of Nuclear
issue are -
Nuclear fallout
Nuclear meltdown
Nuclear radiation
Nuclear accidents
Radioactive waste management
Nuclear power and weapon
9. ENVIRONMENTAL HEALTH
Environmental health refers to the
influences human health and disease.
“Environment,” in this context, means
things in the natural environment like air,
water and soil, and also all the physical,
chemical, biological and social features of
our surroundings
11. EXAMPLES OF HAZARDS
Some examples of hazards are-
1. Hydrological: Floods, water logging
2. Meteorological: blizzard, cyclones,
droughts, hailstorms, heat waves,
hurricanes, floods (caused by rain), and
tornadoes
3. Geologic: volcanic eruptions,
earthquakes, tsunamis, erosion, and
landslides.
12. ENVIRONMENTAL POLLUTION AND DEGRADATION
• Pollution is viewed as the release of substances and energy as waste products of
human activities which result in harmful changes within the natural environment
(Sharma and Kaur, 1994).
• Environmental degradation is the deterioration of the environment through
depletion of resources such as air, water and soil; the destruction of ecosystems;
habitat destruction; the extinction of wildlife; and pollution. It is defined as any
change or disturbance to the environment perceived to be deleterious or
undesirable (Johnson et al., 1997).
