News tagged with mathematical model

Deserts 'greening' from rising CO2

Increased levels of carbon dioxide (CO2) have helped boost green foliage across the world's arid regions over the past 30 years through a process called CO2 fertilisation, according to CSIRO research.

dateJul 03, 2013 in Environment
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New IT tool predicts book sales prior to publication

In Granada, researchers have developed a new IT system that predicts the volume of sales a book will have if it is finally published. This information will be of great value to publishers, who could use it to decide on the ...

dateJun 25, 2013 in Software
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Mathematical models to better combat HIV

The first few hours to days following exposure to human immunodeficiency virus (HIV) can be of critical importance in determining if infection occurs in a patient. But the low numbers of viruses and infected cells at this ...

dateMay 31, 2013 in Mathematics
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Elevated carbon dioxide making arid regions greener

Scientists have long suspected that a flourishing of green foliage around the globe, observed since the early 1980s in satellite data, springs at least in part from the increasing concentration of carbon dioxide in Earth's ...

dateMay 31, 2013 in Environment
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Why animals compare the present with the past

Humans, like other animals, compare things. We care not only how well off we are, but whether we are better or worse off than others around us, or than we were last year. New research by scientists at the University of Bristol ...

dateMay 30, 2013 in Plants & Animals
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