Dead branches in Pine trees can be problematic.
Trimming up Dead Branches off from Pine Trees.
There’s a right & wrong way to prune a tree’s lower branches & why
Raising the Skirt of a Tree - Trimming lower branches to expose trunk of evergreen cedar
How to Prune Spruce Trees!
Few Dead Branches or Tree Disease?
Pruning with the Pros - Thinning a canopy
Removing Dead Tree Branches – This Week in the Garden
When is the best time to prune trees?
Can I Save My Tree?
How To Trim A Pine Tree That Is Too Tall: Without Killing It!
Pruning Pine Trees 2
Pruning Trees with the Three Cut Method | Ask Roger | Ask This Old House
What Happens When Cutting the Tip off a Pine Tree?
Identifying Dead Branches
Pruning a pine from the inside out.
This Method of Pruning Trees will Simplify Everything!
How to Prune Trees
Tree Pruning. Reduction Vs. Thinning. Arborist Advice
Q&A – My spruce is browning at the bottom. How do I save my tree?