The International Rugby Board recommends that rugby matches should be played when the temperature is below 30 degrees Celsius and humidity levels are below 60%.
He finds that research into geo-engineering, which might slow or check the temperature increases, languishes under-examined, and that the international problems such technology would raise seem no more likely to be sorted out wisely than the problems of climate change itself.
The new strawberries are bred by crossing UK and international varieties that contain desirable traits such as being disease resistance, high productivity and temperature tolerance.
When I point to recent reports from the World Bank and International Energy agency calculating that on current trends we have no chance of keeping within the 2C temperature threshold set by political leaders, she agrees.