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Trilobites

Santhosh Kumar 24/11/2023

Trilobites mind map
Ten New Trilobite Species in Thailand
Significance
Providing insights into Earth's geological history
Spanning 490 million years
Location of Discovery
Little-studied part of Thailand
Trilobites: Extinct Sea Creatures
Historical Significance
Studying Earth's evolution
Millions of years
Recent Findings
Ten new species
Including one named after Thai Royal Princess Maha Chakri Sirindhorn
Geological Context
Petrified Ash and Zircon Crystals
Trapped between layers of petrified ash
Ancient volcanic eruptions
Zircon crystals for precise dating
Radio isotope techniques
Challenges in Dating Late Cambrian Period
Time Period
Between 497 and 485 million years ago
Limited tuff occurrences
Thai discovery's significance
Window into poorly dated interval
Global Connections and Geological Puzzle
Connection Potential
Thailand with other parts of the world
Similar trilobite discoveries
Regions for Comparison
China, Australia, North America
Rocks challenging to date accurately
Exciting Discovery on Ko Tarutao Island
Location
Part of UNESCO geopark site
Encouragement
International collaboration in scientific exploration
Added Dimension
Understanding Earth's ancient geological history

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Terai Arc Landscape (TAL) mind map Overview Location Between river Yamuna and river Bagmati Encompasses Shivalik hills Bhabhar areas Terai flood plains Span 810km stretch 49,500 km² total area 30,000 km² in India Countries India Nepal Protected areas 14 in total Parsa National Park, Nepal Chitwan National Park, Nepal Banke National Park, Nepal Bardia National Park, Nepal Blackbuck Conservation Area, Nepal Shuklaphanta Wildlife Reserve, Nepal Valmiki National Park, India Sohelwa Wildlife Sanctuary, India Katarniaghat Wildlife Sanctuary, India Dudhwa National Park, India Kishanpur Wildlife Sanctuary, India Corbett National Park, India Rajaji National Park, India Pilibhit Tiger Reserve, India 9 in India 5 in Nepal Biodiversity Mammals Bengal tiger Indian rhinoceros Asian elephant Gaur Hispid hare Sloth bear South Asian river dolphin Birds Over 500 species Bengal florican Sarus crane Black stork Others Wide range of fish Amphibians Freshwater crustaceans Conservation Efforts Initiated 2001 by Government of Nepal Strategic Plans 2004-2014 2015-2025 Goals Address conservation management Tackle priority threats Ensure socio-ecological integrity WWF Involvement Since 2000 Aims for habitat integrity Establish wildlife corridors Provide alternate livelihoods Challenges Threats Forest conversion Encroachment Infrastructure development Wildlife crimes Human-wildlife conflict Unsustainable forest product extraction Climate impacts Forest fire River diversions Droughts Population Dense human population Dependence on forests for resources Significance Ecological health Survival of endangered species

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Categories: Geography, Species

Tags: 24.11.2023, Newsbits

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