Los Angeles Pollution jpg file in Rachel Carson film Dear David I love your photo and would like to use it in a Rachel Carson video that I m currently working on I filmed several notable authors scientists and historians at a couple of events dedicated to the life and work of Rachel Carson and I m creating an hour long compilation video that I plan to sell as a DVD and possibly other formats I could use your picture under the creative commons license that you have listed except that I can not adhere to the share alike clause Would it be possible for you to waive that clause for my aforementioned use Thank you for your consideration I look forward to your reply Sincerely yours Mark Dixon markedixon at gmail dot com P S Thank you for your generous contribution to the Creative Commons I have begun to make my own contributions to the space largely as a thank you to the work of contributors that I have used in other film projects You can see my photos here