Cultivation of GM maize 1507: No concerns, but precautionary measures for butterflies and moths

The European Food Safety Authority (EFSA) has reassessed the environmental safety of GM maize 1507. According to the new evaluation, approving… more

“The pollen quantities that led to higher mortality rates in caterpillars in the laboratory were not detected in the field.”

Can butterflies be harmed by genetically modified Bt maize? This was the question that Mechthild Schuppener from RWTH Aachen University invest… more

Effects of Bt maize containing three Bt proteins on butterflies and moths

(2008 – 2011) RWTH Aachen University, Institute of Biology III (Plant Physiology), Worringer Weg 1, 52074 Aachen more

Pollen diet for caterpillars

January 2010. It is below freezing outside, but in a greenhouse at RWTH Aachen University winter has been kept at bay and clouds of butterf… more

Butterflies and moths barely affected, even with large-scale cultivation of Bt maize

Scientists from five European countries have developed a mathematical model for calculating the risk to butterflies and moths from genetically… more

Comparing different varieties

From 2008 to 2011 several research projects will once again be investigating the environmental impacts of genetically modified Bt maize. A … more

“Bt maize pollen outside of maize fields does not pose a threat to butterflies.”

In future a separation distance of 800 metres between Bt maize fields and nature reserves will have to be observed in the German state of B… more

Bt maize pollen: a threat to nature reserves?

According to Germany’s Berliner Zeitung newspaper, in the future the German state of Brandenburg is to specify a minimum separation dist… more

Safety research project: Environmental effects of Bt gene

(2000 – 2004) Bavarian State Research Center for Agriculture, Freising more

Effects of Bt maize cultivation on various arthropods found in maize fields

(2001 – 2004) RWTH Aachen University, Institute of Environmental Research (Biology V) Chair of Ecology, Ecotoxicology, Ecochemistry more