Using simple methods like tank banks, low-flow showerheads and faucet aerators you can retrofit your home for under$50. By using water-saving features you can reduce your in-home water use by 35%. This means the average household, which uses 130,000 gallons per year, coulod save 44,00 gallons of water per year.
Specifically, Serra Da Estrela ['Mountain Range of the Star'] is the highest mountain on mainland Portugal. At its highest point, it measures 6,539 feet/1993 meters above sea level.
Top 10 Highest Peaks in Europe. 1  10. GerlachovskÃ½ Å tÃ­t, Tatra Mountains, Slovakia. 2  9. GaldhÃ¸piggen, Jotunheimen, Norway. 3  8. Monte Rosa, Alps, Switzerland. 4  7. Matterhorn, Zermatt, Switzerland. 5  6. Grossglockner, Austria. 6  5. Teide, Tenerife, Spain. 7  4. Etna, Catania, Sicily, Italy. 8  3. Aiguille du Midi, France. 9  2. Mont Blanc, the Alps.