Sometimes, the first green shoots emerge in the forest where everything burned.

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"I think we have to make sure we do not allow the agenda for NI to be dominated by the people who can sometimes be described as green fanatics, " he said.

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Instead, the conversation often felt a bit like the conversations that sometimes occur in the green-energy industry, where big investments are treated as a success in and of themselves even in the absence of actual traction in the marketplace and the creation of real change.

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But although cultural and social differences may play a role in the increase in attacks, defections by Afghan security, sometimes motivated by economic reasons, play a far more significant part in the green-on-blue attacks.

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In rural north Florida, they take green or immature peanuts and boil them until they are nice and mushy, sometimes spicing them up with Cajun or other seasonings.

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