To go there, however, he will have to prove that the expandable habitat does indeed work, and also generate substantial returns on his investment in LEO, to provide the necessary cash.

ECONOMIST: The Americans may still go to the moon before the Chinese

Both oenophiles and salmon lovers can see which vineyards are taking action via Fish Friendly Farming, a certification project from the non-profit and Napa-based California Land Stewardship Institute, which gives its stamp of approval to wineries and farms that work on habitat and water-quality issues.

BBC: Search the

As the monkeys' forest habitat disappears, they are becoming easier to capture and to put to work.

ECONOMIST: Monkey business | The

Closer to home, volunteer scuba enthusiasts in Sydney work alongside university scientists to replant crayweed, a sea plant that serves as habitat for abalone, lobsters and other fish.

BBC: Underwater volunteer vacations

The main event is the all-day Trainer for a Day program (13 and older), which lets guests don a wetsuit and work with a family of bottlenose dolphins alongside animal experts, learning about dolphin behavior and the Dolphin Habitat's research projects that aid in the survival of dolphins in the wild.

FORBES: Fun With Dolphins