Ask Dr K Fisher about Planet Earth deals with the problems that different creatures face across the globe. The agony uncle patiently responds to each creature's letter - about earthquakes, tides, climate and all the things the animals observe about their surroundings. Dr K Fisher's replies provide invaluable information about the Earth's geography.Ask Dr K Fisher about Planet Earth deals with the problems that different creatures face across the globe. The agony uncle patiently responds to each creature's letter - about earthquakes, tides, climate and all the things the animals observe about their surroundings. Dr K Fisher's replies provide invaluable information about the Earth's geography.