Opent in een nieuw tabblad
Taal:
English
Most endangered insect species in Britain
16-11-2017
1. Small tortoiseshell butterfly (Aglais urticae). Once a common sight in gardens, parks and hedgerows, the small tortoiseshell is in…
Hedgehog population may have halved in just five years
16-11-2017
Hedgehog numbers could have dropped by as much as a half over the past five years, warns University of Sussex…
Neonicotinoids reduce the strength and duration of a bumblebee’s buzz, which impairs foraging
16-11-2017
Ecologists at the University of Stirling in Scotland have found that neonicotinoids reduce the strength and duration of a bumblebee’s…
Neonicotinoid insecticides impair foraging behavior, navigation, learning, and memory in honey bees
16-11-2017
The decline of pollinators worldwide is of growing concern and has been related to the use of plant protecting chemicals.…
In the last two decades there have been an alarming number of amphibian extinctions
16-11-2017
Amphibians, a unique group of vertebrates containing over 7,000 known species, are threatened worldwide. A 2004 global assessment found that…
Thiamethoxam alters honey bee activity, motor functions, and movement to light
13-11-2017
Honey bees provide key ecosystem services. To pollinate and to sustain the colony, workers must walk, climb, and use phototaxis…
Imidacloprid and chlorpyrifos insecticides impair migratory ability in a seed-eating songbird
13-11-2017
Birds that travel long distances between their wintering and breeding grounds may be particularly susceptible to neurotoxic insecticides, but the…
The Western Ghats have been witnessing an unusual number of frogs with deformities
13-11-2017
Scientists and public health experts are alarmed by the phenomenon, which they suspect to be symptomatic of underlying toxicity in…
Steelhead stocks are rock-bottom in British Columbia
11-11-2017
Steelhead anglers may have to start looking for another fish to catch. Four groups have released a joint statement sounding…
Canadian fish stocks are at risk of collapse
11-11-2017
Some fish stocks in Canada are at risk of collapse. Some estimates put the overall decline of marine populations at…
←
1
…
34
35
36
37
38
…
240
→