The greenhouse effect. The exchange of incoming and outgoing radiation that warms the Earth is often referred to as the greenhouse effect because a greenhouse works in much the same way. Incoming UV radiation easily passes through the glass walls of a greenhouse and is absorbed by the plants and hard surfaces inside.
Southern flying squirrels are adorable pet rodents that have the unique ability to glide through the air, just like sugar gliders. They can be found wild in the United States and can make a good pet for the right person. Names: Glaucomys volans, Southern flying squirrel, Assapan. Expected Lifespan: 10-12 years
While some flying squirrels are endangered in Pennsylvania, others are surprisingly common and widespread. The southern flying squirrel is common in Pennsylvania, but it's nocturnal and rarely seen. Habitat loss has put the northern species on the state's endangered list.f you do, Mahan said, it will probably be of the southern species. Northern flying squirrels are rare in Pennsylvania. The species was added to the state's list of endangered species in 2007. The northern flying squirrel is conifer-dependent, Mahan said. They must have hemlock and spruce.