And when the woman saw that the tree was good for food, and that it was pleasant to the eyes, and a tree to be desired to make one wise, she took of the fruit thereof.

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There are, of course, many other Christmas traditions - the food, the tree, decorations, family gatherings - and some argue that full pews at Christmas-time should be seen as part of that - a purely cultural thing.

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According to Allergy UK, peanut and tree nut allergy is the most common food allergy in adults and children.

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With one tree able to produce as much as 400 pounds of food a year, using the Maya nut prevents rain forest clear-cutting to harvest other foods and increases populations' food supplies.

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At the tree lighting, Judy and Frank collected donations for The Help Center, a local food pantry and clothing supplier for those in need.

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Food is best when it comes out of the ground, is picked ripe from a tree or caught, cooked and eaten while it is still fresh.

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Greenco Environmental collects the residual food from places like the Hyatt and blends that with wood and yard "waste" from tree companies, landscapers and municipalities.

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"Gibbons eat high quality food and need to move around a large territory quickly to find it, which involves crossing between tree crowns, " said Professor Robin Crompton of Liverpool University, an author on the study.

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