A Professor from the UK Meteorological Unit has suggested, to the UN Climate Conference in Poland, that we should talk about 'global heating' rather than 'global warming' (https://www.theguardian.com/environment/2018/dec/13/global-heating-more-accurate-to-describe-risks-to-planet-says-key-scientist). This certainly makes sense in terms of the physics but, I suspect, that 'warming' was used, as the actual magnitude of the change is slight. 'Slight', however, does not mean without substantial consequences for the planet and its surface dwellers.
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.
Friday, 14 December 2018
Tuesday, 11 December 2018
Living Will?
A 10 year, multi-agency study by the Deep Carbon Observatory has used a combination of 5 km bore holes on land surfaces and undersea drilling sites to study living carbon-based organisms in the Earth's crust (https://www.theguardian.com/science/2018/dec/10/tread-softly-because-you-tread-on-23bn-tonnes-of-micro-organisms). They estimate that more than 20 billion tons of microorganisms live below the surface. This is a greater biomass than the planet's current human population, in spite of the region being characterised by intense heat; sparse nutrition and mind-boggling pressures. Some organisms appear to have survived (largely in a state of stasis) buried in situ for millions of years. The scientists speculate as to whether colonisation of life zones of the planet have gone from surface to interior or vice versa. That actually may not matter too much as, I suspect, that life, being opportunistic, will take advantage of vacancies that occur in either location. So, if humans manage, by their actions, to eliminate much of the life on the surface, some 'deep life' will come to the surface, certainly speeding up the re-population process.
Sunday, 9 December 2018
Piggy in the Middle
Old Bird
A 68 year old Laysan albatross ('Wisdom') has, apparently, successfully avoided all the problems that can be thrown at it, to lay a single egg for the 37th time (https://www.theguardian.com/environment/2018/dec/07/worlds-oldest-bird-lays-egg-wisdom-albatross). This makes it the oldest known bird to be actively reproducing with her 'long term lover' (actually, albatross pair-bond for life, if at all possible). The pair had to have only 2 chicks survive to breed to essentially replace themselves but, in spite of this, albatross numbers are in rapid decline on a world-wide basis. Wisdom needs to keep going.
Saturday, 8 December 2018
Airily Dismissive?
Most people don't think too much about their carbon footprint when flying off on holiday or a business trip (and, I suspect, even fewer when investing in a commercial space hop which would produce a carbon 7-league bootprint). Given that, one would hope that the suppliers of air flights might take an interest in their plane's greenhouse gas release. Sadly, however, it appears that airlines generally turn their backs on the more fuel-efficient (but more expensive?) aircraft (https://www.theguardian.com/environment/2018/dec/08/airlines-ignoring-efficient-planes-carbon-targets-tui-airways-atmosfair-index-virgin-atlantic). As one might predict (given their enthusiasm for commercial space flight), Virgin Atlantic is reportedly one of the worst offenders.
Friday, 7 December 2018
Alzheimer Sting
Scientists at Stanford University have revealed that a major ingredient in Royal jelly (the material that produces new queen Honey bees) is a protein, Royalactin, that activates genes in the exposed bees facilitating the ability of stem cells ('undecided' cells that can produce an array of tissue types) to auto-renew (https://www.theguardian.com/science/2018/dec/04/royal-jelly-research-could-propel-cure-for-alzheimers-claim-scientists). They note that there is a similar protein in humans, Regina, with a comparable action. Customers of alternative health shops have postulated for years that Royal jelly is a valuable addition to the human diet and, in deed, there is reasonable evidence that the substance increases longevity in animals from nematode worms to mice. The Stanford group reportedly believe that developing Regina (or variants of the molecule) might have medical applications in the treatment of neurodegenerative diseases (including Alzheimer's) as well as wound healing.
Thursday, 6 December 2018
Cars, Coal, Climate
In spite of all the talk, 2018 was reportedly the record year for 'greenhouse' carbon emissions (with their now obvious effects on climate change). The main drivers seem to be the increased burning of coal and use of cars (https://www.theguardian.com/environment/2018/dec/05/brutal-news-global-carbon-emissions-jump-to-all-time-high-in-2018). I can't see any early changes on the horizon.
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