New information has been provided by SHERPA services that shows encouraging statistics for journals in the SHERPA/RoMEO* database. Their blog headline states that 60% of journals allow immediate self-archiving of peer-reviewed articles. When embargoes are taken into account, this rises to 87%.
This means that authors can make their final author versions, or in some cases the publisher’s pdf, available online via the ‘green’ open access route. This can usually be done by depositing in a repository such as the University of Guelph’s Atrium.
Read the blog post here