Microsoft's PowerShell script of the week is a script to help admins manage SharePoint managed metadata terms. Check it out Manage Managed Metadata Terms in Microsoft SharePoint Server 2010
This script can manage managed metadata terms in Microsoft SharePoint Server 2010. You can use this script to get terms, add terms or remove terms.
In a real world, a lot of people ask the possibility of managing managed metadata terms by using Windows PowerShell. Since administrators need to manage lot of terms, they really need to find a script to reduce their workload.
This script contains the following advanced functions: Get-OSCSPTaxonomyTerm Add-OSCSPTaxonomyTerm Remove-OSCSPTaxonomyTerm
If you just want to export a term set and you are on Office 365 check out my post: Export and Import a Term Set on Office 365 with no code!
Inevitable product plug… If you use SharePoint Managed Metadata why not give SPTermCloud a spin…