John P. Rafferty (Editor)
John P. Rafferty is an Editor at Encyclopædia Britannica, specializing in Earth sciences and covering topics such as climatology, geology, and zoology. He contributes to Britannica's Earth and life sciences content and writes about environmental processes and the natural world.
Earth Sciences
Environmental Science
Climatology
Geology
The Mesozoic Era: Age of Dinosaurs
Landforms
Geochronology, Dating, and Precambrian Time: The Beginning of the World As We Know It
The Paleozoic Era: Diversification of Plant and Animal Life
Biomes and Ecosystems
Plate Tectonics, Volcanoes, and Earthquakes
Minerals
Glaciers, Sea Ice, and Ice Formation
Geological Sciences
Primates
Oceans and Oceanography
Lakes and Wetlands
Meat Eaters: Raptors, Sharks, and Crocodiles
Conservation and Ecology
Rocks
Deserts and Steppes
New Thinking About Evolution
Rivers and Streams
Carnivores: Meat-Eating Mammals
Climate and Climate Change
Reptiles and Amphibians
Rats, Bats, and Xenarthrans
Forests and Grasslands
Grazers