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Mr. Moskowitz first came to broad notice with collagelike paintings in which he glued window shades to canvases that had been painted various shades of off-white.

During the day, you can cool down your apartment by closing your window shades so that the sun does not heat up your space.

In addition, a rainwater retention pond creates a net-positive water system, and automated window shades regulate direct light.

The plane’s window shades had been drawn shut, and the aircraft seemed “sealed off from the outside world,” Mrs. Timmins recalled.

Pull the curtains closed or drop the window shade to corral the cold air next to the window.