Read the full story at Earth911. The reuse section of the article is particularly helpful.
Note especially that Astronomers Without Borders and partners are launching a project to distribute eclipse glasses to schools in South America and Asia for eclipses in 2019. Information about where to submit glasses will be featured on the organization’s Facebook page. You can also sign up for their newsletter to receive updates about where to send your glasses.
With the buzz about the exciting event darkening the daytime sky, eclipse glasses equipped with solar filters have sold out at retail stores and online vendors. Some variations are plastic. Others are bamboo. Lots feature relatively inexpensive paper frames.
About 2.1 million paper versions provided by Space Science Institute/National Center for Interactive Learning in partnership with other organizations were distributed by thousands of libraries in the United States. American Paper Optics in Tennessee sent out a press release stating that the firm would be working to produce 100,000,000 pairs of eclipse glasses. American Paper Optics is among various vendors with products meeting safety standards as listed on the American Astronomical Society website.
After enjoying the eclipse experience, lots of observers are likely deciding what to do with their solar glasses. Here’s what you should know: