This podcast from the Planet Earth Online collection and the Natural Environment Research Council (NERC) looks at why weathermen are using a converted World War II bunker to monitor clouds; how thug species such as bramble, nettle and bracken can be just as damaging to woodlands as alien plants; and why scientists...

A podcast from the Planet Earth Online collection and the Natural Environment Research Council (NERC). The UK is literally full of geology - so much so that many names of geological periods come from names of regions of the country, the most well-known being the Devonian (after Devon) and the Cambrian (the old name...