BOTW Directory - Science > Earth Sciences

Australian Government IPS Radio and Space Services - Access to information related to national radio propagation and space weather services.
Earth Science Australia - Contains portal to earth science freeware, cyber education, energy and minerals, earth science links, and more.
HAARP - High Frequency Active Auroral Research Program - devoted to the study of the properties and behavior of the ionosphere.
Johns Hopkins University Applied Physics Laboratory - International radar network devoted to the study of the earth's atmosphere and ionosphere.
JST Virtual Science Center - Collection of basic planetary science and geography-related data that enhance an understanding of Planet Earth.
NASA Earth Observatory - Offers information and satellite images about the causes and effects of climatic and environmental change.
NOAA Education - Presenting details on educational activities for enhancing environmental literacy of students.