dying

I think it's some kind of fir tree. I noticed today a 7 foot branch fell and when I looked at the entire tree I saw it's covered with lichens I think? I read that lichens are not harmful but can they smother a tree or it just indicative of the declining health of the tree? See photos. Is...

Hello, I'm very new and I registered for a question about a butternut tree, but as long as I am here I would also like someone's opinion on a pin oak tree. The tree seems to be approximately half dead, but it has leaves, not branches just leaves, growing from the trunk between 5 and 10 ft up. If...

Good day, I was curious in knowing if this tree (I believe it is an ash) is dying or just growing. There are a couple more smaller branches not pictured, that the bark appears to be bursting open as well. Thanks