Kia ora David Wolfe and Satsang with Erin for facebook featuring alternatives to wooden caskets/coffins:
And the TED talk showcasing the humans behind this beautiful concept:
Click this link for a short beautiful full circle way of looking at living and dying: http://rise.huffingtonpost.com/watch/green-burials-life-after-death
And some more insights into the green burial movement.
You may like to watch either of these two documentaries: