Guest essay by Roger Graves
Anyone taking any notice of the mainstream media and more technical climate-related journals will no doubt be aware of the predictions of doom and gloom due to rising CO2 levels in the atmosphere, and the resultant catastrophic anthropogenic global warming. The desire to control CO2 levels is the ostensible reason for the vast amount of money being poured into renewable energy, mainly wind and solar.
Of course, an alternative point of view is that in the last 30 years, while CO2 levels have increased by about 14%, the Earth has greened significantly, i.e. there is more vegetation cover now than there was 30 years ago. Crop yields, moreover, are much improved, for which the increased level of CO2 must take some credit. Rather than predicting doom and gloom, perhaps we should be predicting that the world will become a…
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