To bunzip a folder, use the command

$ tar jcvf dump.tar.bz folder/

Transfer the file to the location of your choice. For e.g. /tmp and issue the following command to unzip

[/tmp] $ tar -jxvf dump.tar.bz

Gunzip, Unzip

To gunzip a folder, use the command

$ tar zcvf package.tar.gz folder/

To extract the file transfer the file to the location of your choice. For e.g. /tmp and issue the command

[/tmp] $ tar -zxvf package.tar.gz