Wool is naturally fire-retardant. Avoid stain resistant and permanent press finishes. Ventilate Open a window and use a fan. Control dust mites Bare floors and windows are best. Invest in mite-impermeable mattress and pillow covers.
Wood Only buy wood that is certified to be from sustainably managed forests.
Reuse wood when possible. Windows Superinsulated windows, double-glazed and coated, improve insulation and filter out harmful ultraviolet rays. Lighting Maximize natural daylighting. Install compact fluorescent light bulbs. Look into Solatubes for your windowless rooms.