peanut butter

The evidence from real-world observations, sophisticated computer models, and research in hundreds of different fields continues to pile up: human-caused climate change is already occurring and will continue to get worse and worse as greenhouse-gas concentrations continue to rise. Because the climate is connected to every major geophysical, chemical, and biological system on the planet, it should not be surprising that we are learning more and more about the potential implications of these changes for a remarkably wide range of things. And while it is certainly possible – even likely – that…
You've probably read about the current Salmonella outbreak. It's a fine example of what can happen when food is produced and distributed on an industrial scale---even one small contamination event can spread widely in the food supply, and there isn't much of a system in place to follow the trail of contaminants. Others have covered the public health implications of this outbreak, so I'd like to examine some other facts that make this outbreak disturbing. Salmonella likes non-human animals Some species of Salmonella cause typhoid fever. Typhoid fever, a nasty epidemic disease of humans, is…