For further information on the topic, take a look at the upstream wiki page tracking broken repositories and explaining the two levels of brokenness:
https://wiki.debian.org/Teams/Apt/Sha1Removal
Feel free to add other repositories there.
@heiko: The PPAs are pending, but WRT Google Earth: There was no new release in the repository since Thu, 19 May 2011 16:50:30 +0000 (6.0.3.2197-r0 is the most recent in there) - it might be a good idea to delete the source.
For further information on the topic, take a look at the upstream wiki page tracking broken repositories and explaining the two levels of brokenness:
https:/ /wiki.debian. org/Teams/ Apt/Sha1Removal
Feel free to add other repositories there.
@heiko: The PPAs are pending, but WRT Google Earth: There was no new release in the repository since Thu, 19 May 2011 16:50:30 +0000 (6.0.3.2197-r0 is the most recent in there) - it might be a good idea to delete the source.