Scientists alarmed by bark beetle boom

Bark beetles are currently responsible for killing an unprecedented number of trees in forests across Europe and North America. Why the beetle populations first explode to decline naturally after a few years is largely unknown. ...

New species of loquat-killing beetle identified

If you live in an area where winter temperatures routinely drop below freezing, you may have never even heard of the evergreen loquat tree and its delicious fruit. But it may be troubling to hear that a new bark beetle pest ...

Oldest Scandinavian human DNA found in ancient chewing gum

The first humans who settled in Scandinavia more than 10,000 years ago left their DNA behind in ancient chewing gum, masticated lumps made from birch bark pitch. This is shown in a new study conducted at Stockholm University ...

Cuddly polar bear cub makes splash in Berlin debut

Berlin's latest zoo celebrity, a fluffy polar bear cub, made her first tentative steps on the public stage Friday, with media hungry to anoint her the rightful successor to late lamented superstar Knut.

Preserved leaves reveal 7000 years of rainfall and drought

A study by University of Adelaide researchers and Queensland Government scientists has revealed what south-east Queensland's rainfall was like over the last 7000 years – including several severe droughts worse and longer ...

New process for full use of softwood bark ready for production

The pulp and paper industry and the wood product industry in Finland together produce three million tonnes of softwood bark as waste every year. Most of this is used in energy production, but useful raw materials can also ...

A new process for full utilization of softwood bark

In the Finnish mechanical and chemical forestry industry, three million tonnes of softwood bark are produced annually, presently mainly used for energy production. Using a method developed by VTT, a high yield of pure tannins ...

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