Resources by Planet Earth Online

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Displaying 41 - 47 of 47

The Earth's Magnetic Field, Snow, and Chernobyl

This podcast from the Planet Earth Online collection and the Natural Environment Research Council (NERC) looks at how scientists plan to measure the Earth's magnetic field from space, why one researcher is in the frozen town of Churchill in northern Canada, and how the Chernobyl disaster still affects Northern...

The Risks of Following the Herd, and Banded Mongooses

A podcast from the Planet Earth Online collection and the Natural Environment Research Council (NERC). Have you ever noticed that when you cross a busy road, as well as clocking the traffic, you subconsciously follow what your neighbours do?

Scientists have recently put a figure on this and worked out that...

Tracking Insects With a Big Dish, Australian Floods

This podcast from the Planet Earth Online collection and the Natural Environment Research Council (NERC) looks at how tracking insects can help scientists forecast summer storms and floods, and the role one of Europe's key satellite missions played in the recent floods in Queensland, Australia.

The huge...

Vanishing Fish Stocks

A podcast from the Planet Earth Online collection and the Natural Environment Research Council (NERC). The Food Standards Agency advises everyone to eat at least two portions of fish a week, one of which should be oily, because it is good for us.

Unfortunately our appetite for fish and other seafood has...

Volcanic Ash from Iceland, and Sediment Time Machines

This podcast from the Planet Earth Online collection and the Natural Environment Research Council (NERC) looks at how the eruption of the Eyjafjallajökull volcano in Iceland gave scientists an unparalleled opportunity for research, and why sediment from rivers like the Thames can act like time machines to bygone...

Where Do All the Salmon Go? and Making CO2 Bricks

This podcast from the Natural Environment Research Council's (NERC) Planet Earth Online collection looks at how scientists are using fish scales to figure out why the UK salmon population is falling; and how carbon dioxide emissions from power stations could be used to make household bricks.

Salmon numbers...

WWII Bunkers, Thugs and Aliens, and Calving Glaciers

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...

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