The topic of burial versus cremation came up in my sermon last Sunday.  Here are some good posts to help you think through the choice:

The FAQs: What Christians Should Know About Cremation – Joe Carter (TGC)

To Bury or to Burn? Cremation in Christian Perspective – David Jones (TGC)

What Should Christians Think about Cremation? – Richard Phillips (ref21)

A Biblical Theology of Burial – Nick Batzig (TCC)

Should Christians Cremate Their Loved Ones? A Modest Proposal – John Piper (DG)

No Cremation — But Should I Gift My Body to Science? – John Piper (DG)