Steve embarked on InnovGreen, a social enterprise that invests in forest planting in Vietnam, while Jenny rekindled an interest in writing and publishing.

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The two met at a social event at the MIT Museum while Forest was working on his Ph.

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Their installation was criticised by smokers' lobby group Forest, who said it promoted intolerance and social exclusion.

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While some may scoff at the notion that increasing revenue should always be the top priority, many will see the forest through the trees and realize that better customer engagement via social media will lead to increased revenue when done correctly of course.

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The Kielder Water and Forest Park Development Trust will use its grant for a six-month project focussing on the social and industrial heritage surrounding the viaduct, which was built in 1862 to carry the Border Counties Railway over the North Tyne River.

BBC: Kielder Viaduct