One valid point is missing in the equation that is the human rights dimension. The dehumanisation, demoralisation and demonisation of human beings, refugees and the loss of biodiversity is unacceptable. Many families endure the ravages of Covid in loss of income and human life. We must turn this colossal adversity into an opportunity to save human life and dignity and, in the words of David Attenborough, “cherish the natural world because we are part of it and we all depend on it”. Dr Munjed Farid Al Qutob London, England Let he who is without sin cast the first stone in the Senate