佢存在嘅層面有 生態系統 、 物種同基因 規模又以國際 、 國內 、 本地 、 社區計 斯特恩勳爵同佢嘅團隊 為自然界付出嘅努力殊不簡單
His existence is based on ecosystems, species and genetic scales, and international, domestic, local, and community efforts, and the efforts of Lord Stern and his team for the natural world are not simple