The mechanisms of shelf-sea fronts are poorly understood. As a front passes, how do plankton and their consumers contribute to the ecology of sea and land nearby? Many species of predator specialise in visiting these fronts, whether transient or fixed, and using the warmer temperatures, the varying productivity and the food supply that gannets find a valuable diet during the breeding season.

Wave power or tidal power? The answer probably depends on where you are. If you have the frightening power that has always inspired names like Cape Wrath, then those tides should produce the most power in Europe. On the other hand, the regular movement of waves could well be capable of inspiring a design to accumulate energy over a lengthy period, albeit with less energy production per unit.

We’re afraid that we have neglected the food security side of our responsibilities. Articles on Politics and Health have been published at the expense of this vital area, as the effects of consolidating food reserves are not only to alleviate criminal use of bushmeat, theft and extortion. We must also preserve areas for wildlife where otherwise people have been forced to cut down their forest to grow more crops/sell timber/build mines, roads or various infrastructure. GODAN are gathering in New York to spread expertise on agriculture and nutrition that will feed the parts of the world that are starving.

Need to save money after the spending boom to end them all? Here are 2 sets of opinions on how to pull out the plugs at night – at least.

When dolphins are 'rescued' in various countries, the car given seems to be ill-considered. We are simply looking at the success rate which is reported to be low, in most places. They could even end up in commercial aquarium shows, but they certainly rarely make it back to the sea.

What is killing bees? Chelsea has the answer here.