Occurrence of Attributes in Original Text

The text related to the cultural heritage 'The Sundarbans' has mentioned 'Ecoregion' in the following places:
Occurrence Sentence Text Source
The fertile soils of the delta have been subject to intensive human use for centuries, and the ecoregion has been mostly converted to intensive agriculture, with few enclaves of forest remaining.
The Sundarbans freshwater swamp forests are a tropical moist broadleaf forest ecoregion of Bangladesh.
The freshwater ecoregion is an area where the water is only slightly brackish and becomes quite fresh during the rainy season, when the freshwater plumes from the Ganges and the Brahmaputra rivers push the intruding salt water out and bring a deposit of silt.
A victim of large-scale clearing and settlement to support one of the densest human populations in Asia, this ecoregion is under a great threat of extinction.
Hundreds of years of habitation and exploitation have exacted a heavy toll on this ecoregion's habitat and biodiversity.
There are two protected areas xe2x80x93 Narendrapur (110xc2xa0km2) and Ata Danga Baor (20xc2xa0km2) that cover a mere 130xc2xa0km2 of the ecoregion.
Habitat loss in this ecoregion is so extensive, and the remaining habitat is so fragmented, that it is difficult to ascertain the composition of the original vegetation of this ecoregion.
Ecoregion IM406, also known as the Sundarbans Mangroves ecoregion
The Sundarbans Mangroves ecoregion on the coast forms the seaward fringe of the delta and is the world's largest mangrove ecosystem, with 20,400 square kilometres (7,900xc2xa0sqxc2xa0mi) of an area covered.
This is the only mangrove ecoregion that harbors the Indo-Pacific region's largest terrestrial predator, the Bengal tiger.
[citation needed] As a result, half of this ecoregion's mangrove forests have been cut down to supply fuelwood and other natural resources.