1996 paper finds UHI bias in Jones et al IPCC South African temperature trends

This paper by Dr Robert Balling Jr and myself examines a series of rural and small town South African temperature data and compared 30 year trends with available Jones 1994 grid box trends.
Rural vs IPCC T trends
We found clear evidence that warming trends were much higher in the Jones data which of course includes many large urban centres. The trend of our 19 station series from non-urban sites is shown red in this extract from our Fig 2.
Continue reading 1996 paper finds UHI bias in Jones et al IPCC South African temperature trends