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Auteur:
Henk Tennekes
WNF: helft minder wilde dieren op de heide
22-02-2020
In heidegronden is het aantal wilde dieren in dertig jaar tijd met gemiddeld de helft afgenomen. Op hoge zandgronden, zoals…
Quantifying rapidly declining abundance of insects in Europe using a paired experimental design
21-02-2020
The abundance of insects has decreased for the last decades in many parts of the world although so far few…
Fates of humans and insects intertwined, warn scientists
20-02-2020
The “fates of humans and insects are intertwined”, scientists have said, with the huge declines reported in some places only…
India’s bird populations ‘declining sharply’, research shows
19-02-2020
Hundreds of bird populations in India are collapsing, according to a major new report. Researchers using data collected by more…
Freshwater insects recover while spiders decline in UK
18-02-2020
Many insects, mosses and lichens in the UK are bucking the trend of biodiversity loss, according to a comprehensive analysis…
Nederland blijft in biologische landbouw flink achter op andere Europese landen
17-02-2020
Op donderdag 13 februari is op de BIOFACH, de internationale vakbeurs voor biologische voeding, bekend gemaakt dat de biologische landbouw…
Systemic insecticides decreased dragonfly abundance in Japan
17-02-2020
Since the mid-1990s, populations of the common Japanese dragonfly Sympetrum frequens in rice fields have declined severely. Application of systemic…
Decline in activity of Spruce beetle and Douglas-fir beetle in the Rio Grande National Forest
17-02-2020
The 2019 forest health survey results were released last week and, once again, indicated a decline in activity of two…
En busca de una nueva agricultura libre de pesticidas químicos
15-02-2020
Ya se trate de una plaga de langostas en África Occidental o de la desaparición de insectos en Alemania: estas…
Time-Dependent Toxicity Related to Short-Term Peaks of Contaminant Release
14-02-2020
Short-term peaks of contaminant concentrations and flows go undetected at many minesites. Recent biological studies have shown that short peaks…
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