Welcome to our useful link pages which offer our readers a list of excellent web sites for your study. You are more  than welcome to email us useful sites for satellite images (especially for thermal infrared data(helpful in spite of errors and infrequent events), earthquake data, and weather data that are not listed here. If the links you provide are added into this list, your name and email address will be  added directly below your link just to show our appreciation and gratefullness unless you choose not to.  VIEW LINKS