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back to article Excessive wind bothers solar racers' rear ends

Team Nuon crossed the finish line to claim the 2013 World Solar Challenge - but plenty of other teams are still out there. And yesterday they endured a brutal day of driving in horrid weather. Wednesday's baking 42°C temperatures halved, but the wind swung around to buffet the cars from the front and sides. For an indication …

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measure for measure

You quote the distance in km, the temperatures in centigrade, and the wind speeds in knots? As a primitive American used to miles and Fahrenheit, I'm glad to see the old units hanging on somewhere.

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The Saharan desert expanded rapidly due to the introduction of goats a few thousand years ago, IIRC: they ate pretty much all the vegetation at the fringes, resulting in nothing strong enough to hold the dust/sand down long enough to fix it in place. This eventually resulted in a self-perpetuating expanding cycle of desertification

What happened with the Aus version? Rabbits were introduced too late shirley, and the water table's high enough to support scrub..

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Low rainfall. This has been the case since before colonial times: do a search for Goyder's Line.

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Boffin

Woomera, about 15km north west of where the video below was shot

...and, as geek journos, you didn't make a detour to the see the rocketry?

Good job Lester's not there.

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