This blog may help people explore some of the 'hidden' issues involved in certain media treatments of environmental and scientific issues. Using personal digital images, it's also intended to emphasise seasonal (and other) changes in natural history of the Swansea (South Wales) area. The material should help participants in field-based modules and people generally interested in the natural world. The views are wholly those of the author.
Thursday, 22 April 2010
Sunday, 18 April 2010
Seeing the Changes 268
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Gaia's Revenge?

It seems rather fitting that media concerns about the impact of the ever-increasing impact of aircraft emissions on the planet's climate have been replaced, this week, by stories of the planet decimating European air transport (http://www.timesonline.co.uk/tol/travel/news/article7101162.ece). It certainly seems extreme anthropomorphism to accuse the Earth of using the volcanic eruption of Eyjafjallajokull in Iceland to bring the airlines to their knees but this natural event has had wide-ranging effects on business travel, holiday makers, sports participants and their watchers, entertainers, suppliers of top of the range foods (e.g. asparagus from Chile) and growers of flowers (e.g. roses from Kenya). There is even concern that some airlines may not survive this event (it is not even the case that only European airlines are at risk). Of course (swings and roundabouts), some bodies (e.g. Eurotunnel, ferry services, small private planes, powerboats and taxis- all with their own environmental impacts) are doing booming business as a result of the curtailing of flights. It does seem rather strange that we have developed a reliance on a technology (the turbo-prop) that is so vulnerable to volcanic dust clouds (after all, volcanoes are not incredibly rare events). The whole event confirms, however, how easily our 'modern' transport systems are disrupted. Things could get even worse if Eyjafjallajokull triggers its bigger (and usually more active) neighbour Katla to erupt. It is also an illustration of how human activities associated with large 'carbon footprints' are the most vulnerable. There will, in addition to the financial and physical suffering of the travelling public and their carriers, be lots of relatively poor people (e.g. suppliers of ecotourism services, workers on remote plantations for high quality products, educational establishments and conference organizers) who also 'feel the pinch'.
Friday, 16 April 2010
Seeing the Changes 267
Monday, 12 April 2010
Seeing the Changes 266
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A trip up to Clyn Gwyn waterfalls in the Neath Valley, confirmed that spring was arriving more slowly at a modest almost 300 M above sea level. In spite of this, Wood spurge (Euphorbia amygdaloides), Wood sorrel (Oxalis acetosella) and Rock cinquefoil (Potentilla rupestris) flowered along with the now ubiquitous Lesser celendine. A Bee-fly (Bombylius major) and a Stonefly (Leuctra fusca) also made an appearance. Nearer the Brecon Beacons National Park Visitor Centre at Libanus, watched a Red kite (Milvus milvus) being mobbed by crows. The Chaffinch (Fringilla coelebs) and House sparrow (Passer domesticus) were exceedingly tame at the Centre.
Saturday, 10 April 2010
Seeing the Changes 265
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Thursday, 8 April 2010
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