In the community of Shady Grove Woods, trees are becoming more and more scarce. Residents and other anti-Intercounty Connector activists marched through the neighborhood on Saturday, pointing out the trees that were cut down to make way for the six-lane highway. ‘‘It’s just that we didn’t have a say in it in so many ways and we’re not talking about a two-lane road, we’re talking about a major highway running through here,” resident Sam Chim said of the ICC. ‘‘We have a lot of nice, private woods back here and now we’re going to have a highway running through instead....