Greatest Planet - Zero Impact

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Simple Question, Do You Need Directv ?

…Can Directv solve your broadband issues ? well it does have a great track record and you can also get some great coupons , discounts and deals for it from top reseller companies (read more...)

How much will sea level rise?

… is the question people have been putting a lot of thought into since the IPCC AR4 report came out. We analysed what was in the report quite carefully at the time and pointed out that the allowance for dynamic ice sheet processes was very uncertain, and actually precluded setting a upper limit on what might be expected. The numbers that appeared in some headlines (up to 59 cm by 2100) did not take that uncertainty into account. (read more...)

Progress in reconstructing climate in recent millennia

What makes science different from politics?

That's not the start of a joke, but it is a good jumping off point for a discussion of the latest publication on paleo-reconstructions of the last couple of millennia. As has been relatively widely reported, Mike Mann and colleagues (including Ray Bradley and Malcolm Hughes) have a new paper out in PNAS with an update of their previous work. And this is where the question posed above comes in: the difference is that with time scientists can actually make progress on problems, they don't just get stuck in an endless back and forth of the same talking points. (read more...)