From the Independent - experts reveal global warming is typically occuring 5,000 times faster than the estimated speed at which grasses could adapt
"Global warming could rapidly threaten grasses including staple foods such as wheat and rice that provide half of all the calories consumed by humans, say scientists.
A new study looking ahead to 2070 found that climate change was occurring thousands of times faster than the ability of grasses to adapt.
While the research cannot predict what might happen to world food supplies as a result, the authors warn of “troubling implications”.
Grass is food, both for many species of animals and humans."
The full article can be read here.