The Jänschwalde plant is slated to be converted to cleaner natural gas, a transition its operator fears the heritage ...

Vintage Clip Art and Illustrations | Oak Tree "Old engraving of an oak tree, isolated on white. Scanned at 600 DPI with very high resolution. Published in Systematischer Bilder-Atlas zum Conversations ...

Royalty-free licenses let you pay once to use copyrighted images and video clips in personal and commercial projects on an ongoing basis without requiring additional payments each time you use that ...