The issue of shark-fins encapsulates the human problem that we have in our relationship to our planet. There is an attitude among a vast majority of people—particularly in this House—that the planet is there for us: it is there for us to rape and pillage, to use as and when we need. As a Green, I can see that simply is not true. The majority of people think that this whole world is at our disposal—animal, vegetable, mineral—and I argue that it is our lifeline. It is our home, and we ought to be looking after it better. Humans have been around, more or less in the form that we are at the moment, for about 100,000 years. In evolutionary terms, that is like being tiny little toddlers, and our behaviour is often like toddlers; we are greedy, we grab and we do not follow common sense. We certainly do not seem to understand that earth is our support system.

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