As Columbia University weighs expelling protesting students currently occupying an academic hall on campus, a fellow Ivy League instution has decided to take a different approach. Students at Brown University will disband their Gaza Solidarity encampment on Tuesday after the college’s highest governing body agreed to vote on divesting from Israel during an upcoming October meeting. Students agreed to clear the university green of tents, personal belongings and trash by 5 p.m., Brown President Christina H. Paxson said, in a document outlining the final terms of the agreement. “The devastation a…