While the demand for organic food outstrips supply, we happen to know that 77 percent of consumers don't want genetically engineered crops grown in this country. Consumers can choose whether or not to buy organic produce. Genetically modified ingredients will deny us choice in the long run.

My Rainforests Project ... has three main elements. Firstly, to determine how much funding the rainforest countries need to re-orientate their economies so that the trees are worth more alive than dead.

The world's forests need to be seen for what they are - giant global utilities, providing essential public services to humanity on a vast scale. They store carbon, which is lost to the atmosphere when they burn, increasing global warming. The life they support cleans the atmosphere of pollutants and feeds it with moisture. They act as a natural thermostat, helping to regulate our climate and sustain the lives of 1.4 billion of the poorest people on this Earth.

Humility is to make a right estimate of one's self. It is no humility for a man to think less of himself than he ought, though it might rather puzzle him to do that.

Climate change should be seen as the greatest challenge to face man and treated as a much bigger priority in the United Kingdom.

I think it's something that dawns on you with the most ghastly, inexorable sense. I didn't suddenly wake up in my pram one day and say 'Yippee, I - ', you know. But I think it just dawns on you, you know, slowly, that people are interested in one, and slowly you get the idea that you have a certain duty and responsibility.

There is very good evidence indeed that one of the major reasons for this horror in Syria was a drought that lasted for about five or six years, which meant that huge numbers of people in the end had to leave the land.