Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Nahanni National Park' has mentioned 'Ecosystem' in the following places:
Occurrence Sentence Text Source
On 9 June 2009 the Government of Canada, with the Dehcho First Nations, announced legislation that will increase the area of Nahanni National Park to cover 30,050xc2xa0km2 (11,602xc2xa0sqxc2xa0mi), including 91% of the Greater Nahanni ecosystem in the Dehcho Region and most of the South Nahanni River watershed.
There is, however, the potential for resource development in the broader ecosystem surrounding the property.
All mining activities will be subject to an Environmental Impact Assessment and if approved will be further subjected to the appropriate regulations to mitigate risks to the ecosystem.