HERD ABOUT IT? by Ana Grarian One of the joys of CNY life is the opening of doors and windows. In our northern climate, houses are sealed against the cold sometime in October. Screens are replaced by storm windows and doors, sheets of plastic go up over drafty places and foundations are buffered with bales of straw. In many homes curtains go up at the foot of the stairs to block warm air from going upstairs, and conserving heat and $$$. Inside and outside porch doors are closed as we dig out the boots, coats, mittens and scarves. Winter is a hunkering down time where we live in constricted spaces. Then comes spring. Doors and windows open to the song of birds and those early sweet breezes and glimpses of green renewal. There are tiny tastes of this spring fever in January and February. Any day the thermometer reaches 50 degrees is a chance to turn down the thermostat and fling open the doors, if only for an hour or so, and sweep out the cobwebs and colly-wobbles. Then March sweeps in with heavy, wet blizzards and April with cold rains, but May sees us tearing down and putting away the fortifications,…