Largest bird's nest. Share. The largest bird's nest was built by a pair of bald eagles (Haliaeetus leucocephalus), and possibly their successors, near St Petersburg, Florida, USA and measured 2.9 m (9 ft 6 in) wide and 6 m (20 ft) deep. It was examined in 1963 and was estimated to weigh more than two tonnes (4,409 lb).
Switch to a Low-Flow Shower Head. Low-flow shower heads use 2.5 gallons per minute (gpm); older models use as much as 5.5 gpm. Make the switch and you'll reduce your water bill by 25-60% (US Department of Energy). How to Install a Shower Head.
The City of Portland measures water consumption in CCFs or hundred cubic feet. One CCF is equivalent to 748 gallons. To determine the number of gallons of water used during a billing period, simply multiply the number of CCFs (the number is shown on your bill under the Usage column) by 748. Or you can enter the consumption (CCFs) from your water bill in the box below and the number of gallons will be calculated for you.