All deciduous trees in the Western world are affected, according to the study by a group of institutions, including the tu Delft University and Wageningen University.

据包括代尔夫特理工大学和瓦格宁根大学在内的一些研究机构发表的这篇研究报告称，西方世界的落叶树都受到影响。

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"Then, if everybody's happy, we can think about trying to commercialise the product, " said the TU Delft researcher.

BBC: Key test for re-healable concrete

He did so together with researchers of the Water Engineering Department of UNESCO-IHE, faculty of Civil Engineering and Geosciences at TU Delft and knowledge institution Deltares.

UNESCO: Biodiversity Initiative

Scientist Rosh Ranasinghe, associate professor at UNESCO-IHE and TU Delft, has now succeeded in developing a new model that is able to produce much more accurate projections.

UNESCO: EDUCATION