.
Plants on my rooftop were destroyed by last night’s storm.
Due to a rise in the sea surface temperature over the past few decades corals are bleaching.
Corals are dying because sea level has risen several centimetres in the last century.
A change in global temperature can alter entire ecosystems along with all of the plants and animals that live there.
Regional diversity
Seasonal Diversity
Ecological Diversity
Genetic Diversity
Species Diversity
Nutrient recycling
Seed Dispersal
Cultural, Spiritual or Religious values
Creating green-house gases
Nursery, botanical garden, zoo
Safari park, seed bank, gene bank
Wildlife sanctuary, national park, zoo
World heritage sites, Ramsar Sites
Means conserving wildlife in a zoo.
Maintains and protects natural ecosystem.
Refers to breeding and maintenance of endangered species in artificial ecosystems.
Method conserves biodiversity outside the natural habitat of the parent population.
2 sanctuaries
4 national parks
2 ECAs
3 wildlife sanctuaries
Environment Conservation Act, 1995
Environment Conservation Rules, 1997
Environment Court Act, 2010
SEMP
Introduce exotic animals
Not cultivate crops
Introduce alien and invasive species
Not conduct silviculture to reproduce more plants
Public Health and Health Services
Education and Mass Awareness
Safe Food and Water
Safe Tourism & Transportation
An environmentally protected zone where the ecosystem is considered to be endangered to reach a critical condition.
A marked area where life is at risk for humans.
An area with frequent disastrous natural calamities.
An environmentally protected zone where tourists enjoy the natural beauty and wildlife.
ECA- Ecologically Commercial Area
ECA-Economically Critical Area
ECA- Ecologically Critical Area
ECA-Ecologically Competitive Area
It is critical for the maintenance of ecological processes
Helpful for the colonization of new patches
Edge effects
Gene flow
Bangladesh Forest Act, 1978 and Subsequent Amendments
National Environment Management Action Plan (NEMAP)
South East Management Programme (SEMP)
Bangladesh Wildlife (Preservation) (Amendment) Act, 1974
PH – Ocean acidification
Melting iceberg – Sea level rise
Hunting – Decreasing biodiversity
Pollution – Climate changes
Civilization – High biodiversity
Floods
Global warming
Seasons change
Earthquakes
Droughts
12
18
18(a)
21
26(a)
Phytoplankton
Zooplankton
Giant Sharks
Small fishes
Benthic organisms
Australia
Sydney
Indonesia
Bangladesh
Mexico
SDG-14
SDG-01
SDG-05
SDG-10
SDG-16
Sedimentation
Navigation
Tourism
Polythene and microplastics
Overfishing
Ecological diversity
Molecules diversity
Species diversity
Genetic diversity
Chittagong
Tangail
Gazipur
Cox’s Bazar
Rangamati
Forests
Fish
Insects
Microbes
Birds
Mangroves forest
Swamp forest
Hill forest
Kelp forest
Deciduous forest
Predation
Kin Selection
Competition
Parasitism
Mutualism
Ex-situ conservation
In-situ conservation
Wildlife Conservation
Biological Conservation
All of the above
Section 14
Section 13
Section 11
Section 15
Chapter-IV
Chapter-V
Chapter-VI
Chapter-VII
Genes
Species
Atoms
DNA/RNA
Ecology
Heavy precipitation will continue next 5-6 days.
Temperature raised to 33 ℃ at 2 p.m.
In recent years we are feeling less cold during winter season (Dec-Feb) in Bangladesh.
Temperature decreased due to a heavy rainfall in Rajshahi.
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