California spotted owls’ heads must be spinning. Two years ago, the owls were declining so precipitously that the U.S. Forest Service adopted a landmark plan to protect them throughout the ...

Artist Clare Hewitt uses fallen oak leaves and sunlight to create her works of art before returning the leaves to the forest ...

The general health of forests can be estimated by the micro- and macronutrient content of tree leaves ... important forest management decisions. "The method introduced in this paper holds promise ...

After sending a sample to a forest pathologist, they confirmed what he had feared: it was the first-ever sighting of beech leaf disease in the forest. Beech leaf disease is thought to be caused by ...

SYLVICULTURAL research is becoming more and more dependent on observations made in permanent sample plots. These plots are marked out in the forest ... 1926.) Paper, 10s. net cloth, 12s.

Using dead leaves rather than healthy trees to make paper: that's the idea behind Ukrainian ... because we cannot use the leaves from the forest. It's not easy to collect them in the forest ...