other factors that could change the equation include rising environmental and other concerns about hydraulic fracturing (or "fracking") and the possibility that cheap natural gas might undermine growth in renewable energy.

How would the previous sentence be correctly capitalized?
Answer: Other factors that could change the equation include rising environmental and other concerns about hydraulic fracturing (or "fracking") and the possibility that cheap natural gas might undermine growth in renewable energy.
i have already taken the bike bags off the bike when i change my mind.

How would the previous sentence be correctly capitalized?
Answer: I have already taken the bike bags off the bike when I change my mind.
works with music and sound recording/post sound production on film and tv.

How would the previous sentence be correctly capitalized?
Answer: Works with music and sound recording/post sound production on film and TV.
there are loads of possibilities to enjoy a lager along the river bank - or to have something to eat.

How would the previous sentence be correctly capitalized?
Answer: There are loads of possibilities to enjoy a lager along the river bank - or to have something to eat.