endangered and endemic species
TRANSCRIPT
`̀ENDANGERED aND ENDEMIC
SPECIES
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BIODIVERSITYBIODIVERSITY
BIODIVERSITY:
Biodiversity refers to the variety and variability among all groups of living organisms and the ecosystem complexes in which they occur.
ENDANGERED SPECIESENDANGERED SPECIES
Endangered Species :Endangered Species :
Concept:
The endangered species are those living organisms which are almost on the critical level.
Thousands of species of plants and animals are endangered and the number increases each year.
CHANGING ENVIRONMENT
EXPLOITATION
POLLUTION
CAU
SES
OF
EN
DAN
GER
ED S
PECIE
S
Effects On NatureEffects On Nature
Disruption of food chains and food webs.
Affects national biodiversity.
Ecological Imbalance
Case study for endangered speciesCase study for endangered species
• Kokkare Bellure, Karnataka:
Pelican species – They
need to be preserved
because droppings of
these fish eating birds
are rich in nitrates
which is a good fertilizer
PELICAN
ENDEMIC SPECIESENDEMIC SPECIES
ENDEMIC SPECIESENDEMIC SPECIES
Concept :
The concept of Endemism was first given by CANDOLLE.
When a species is found only in a particular geographical region because of its isolation, soil and climatic conditions, it is said to be endemic.
CAUSES
Narrow ecological amplitude
Geographical barriers.
Poor adaptability.
Changing climatic
conditions.
CASE STUDY FOR ENDEMIC SPECIES CASE STUDY FOR ENDEMIC SPECIES
Mangrove
The Indian Desert:Mangrove Trees –
Mangrove roots provide support to unstable soils and withstand currents and storms.
HOW TO PREVENT THOSE ANIMALS?
HOW TO PREVENT THOSE ANIMALS?
SAY SOME SUGGESTION ….
CONSERVATION TECHNIQUESCONSERVATION TECHNIQUES
The steps for the conservation of the existing species are:
Proper planning and management should be made to preserve wildlife in their habitat (in situ), and in zoos and sanctuaries (ex-situ).
The feeding, breeding and nursing of the species should be safeguarded.
Establishment of sanctuaries and national parks with optimum living conditions is necessary.
Proper legislative and administrative measures should be taken to regulate international trade of the species.
ANY QUESTION
THANK YOU FRIENDS!!