There’s really little need to toss things out these days — at least, not in the manner to which we’re accustomed. It’s part of a shift in policies, practices and products that has made it much easier than it used to be to achieve a tiny carbon footprint. “There are so many fantastic changes, in even the last five years,” said Kay McKeen, founder and executive director of the DuPage County nonprofit School and Community Assistance for Recycling and Composting Education.