Santa Clarita Valley oak trees are being invaded by the goldspotted oak borer; an insect named for its iridescent black shell ...

Several young sycamore trees are to be removed from Bluebell Wood to improve the diversity of wildlife, the States of Guernsey has announced. It said the felling was due to happen on Monday and ...

The density of sycamore trees has led to light levels decreasing, a States spokesperson explained Several young sycamore trees are to be removed from Bluebell Wood to improve the diversity of ...

A beetle the size of a sesame seed, responsible for killing thousands of trees in Southern California, has been confirmed for the first time in San Mateo County. Invasive shothole borers, which attack ...

Tests on a drug made from tree bark have produced 'conclusive' evidence that it can help beat tumours, scientists revealed yesterday. Combretastatin, which has been hailed as a potential cancer ...

We've launched the Trees of Hope initiative, where we'll gift 49 saplings – one to represent each foot of the height of the Sycamore Gap tree at the time of felling last year – to communities around ...

To be able to create a composite type, you must have USAGE privilege on all attribute types. The fourth form of CREATE TYPE creates a new base type (scalar type). To create a new base type, you must ...