Showing 1 - 5 of 5
'Garbage Island': Lost at sea
Learningpost, David Canavan, Published on 23/03/2010
» Have you ever wondered where the litter you dispose of every day goes? Certainly much of it goes into waste sites and, sadly, precious little is recycled, but a large amount makes it to the oceans.
Mother Nature's clocks
Learningpost, David Canavan, Published on 23/02/2010
» Although the deck of this article says that it is about dating really old things, that doesn't quite do it justice. This article is about dating the oldest things on earth, even earth itself!
Do you see what I see?
Learningpost, David Canavan, Published on 09/02/2010
» The eye is an exceptional organ although the effectiveness of an animal's eye depends on how much it relies on sight and the environment in which it lives. Arguably, birds of prey, such as eagles and falcons, as well as scavenging vultures, have the most advanced eyesight, and they are able to spot tiny prey scurrying among the bushes or a carcass from kilometres away.
It's not easy being green!
Learningpost, David Canavan, Published on 12/01/2010
» Kermit the Frog from the "Muppet Show" once sang a song entitled It's Not Easy Being Green, but I bet he didn't know how prophetic that statement would become!
Climate change
Learningpost, David Canavan, Published on 05/01/2010
» You will struggle to find anyone who has not heard the terms "climate change", "global warming" and "greenhouse effect". Recently, there was a climate change conference in Copenhagen. It was attended by many world leaders, who sadly didn't achieve much in the way of future reductions of carbon emissions. But what exactly is climate change? Let's explore the question.