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Texas is ______ to a number of eco-tour companies, and plenty of ranches and resorts.

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The factory was fined for discharging chemicals into the river.

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The vast wilderness of Alaska offers some unbelievable ecotourism opportunities, and one of the most______ tourism industries in the USA.

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Seattle is one of the most ______ cities in the US.

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In Alaska, the ecotourism operators are designed to help minimise tourism ______, which may be more difficult to control as an independent traveler.

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Villagers can compete against the commercial fishing and timber companies who ______  the natural resources of the area, taking as much as they want.

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Ecotourism ______  are important to the overall sustainability of the country's tourism industries.

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The Mekong Delta is an extraordinary place that______ international tourism.