1. ART LAND Michael Roy Layne, Ph.D., RLA, ASLA Environmental Sculptor Landscape Architect Community Artist LEGACYWORKS STUDIO Nature + Culture: Creating Sculptural Environments that Rejuvenate and Inspire

2. LEGACYWORKS STUDIO Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire NATURE + CULTURE: FORMS AND FORCES IN ENVIRONMENTAL ART Aesthetic Engineering: Spaces Improving an Ecological Problem Michael Roy Layne: Oxbow + Mirror of Self, Cary Art Center, Cary, NC 2014 Michael Roy Layne: Springleaf + Fairycircle, Bond Park, Cary, NC 2012 Michael Roy Layne: Waterworks, Burkhart Branding Group, Cary, NC 2013 Michael Roy Layne: H 2 O Flow, Town Hall Court, Chapel Hill, NC 2011 Session 2 AIR Sculpture Project St. Thomas More School

3. RAINWATER HARVESTING Defined as the accumulation and deposition of rainwater for reuse before it reaches the aquifer, harvested rainwater can be used for irrigation, watering livestock or wildlife, or for human use as drinking water and domestic use such as house heating or flushing of waste. LEGACYWORKS STUDIO Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire Session 2 AIR Sculpture Project St. Thomas More School

4. LEGACYWORKS STUDIO HISTORY OF RAINWATER USE Baluchistan, India – Stone Impoundment structure – 3000 BC Negev Desert, Israel – Cistern storage – 2000 BC Palace of Knossos, Crete – Collection & storage systems – 1700 BC Phoenicians & Carthaginians – Settlement roof runoff storage – 600 BC Roman Villas & Cities – Rainwater for drinking & domestic use North Africa use of cisterns since 100 AD Thailand, Japan and China – to 4000 BC Istanbul, Turkey – Cesar Justinian (AD 527-565) – Cistern: 140m by 70m = 80,000m 3 Anatolia, Turkey – largest & oldest cisterns at 3500 years old Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire Session 2 AIR Sculpture Project St. Thomas More School

5. LEGACYWORKS STUDIO DOMESTIC RAINWATER USE Rural and Third World Countries Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire Session 2 AIR Sculpture Project St. Thomas More School

6. LEGACYWORKS STUDIO Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire RAINWATER CATCHMENT SYSTEM TYPES Landscape and Hardscape (Overland) Rivers and Streams Rooftops Session 2 AIR Sculpture Project St. Thomas More School Jordan Lake Haw River Cape Fear Watershed Cape Fear River

7. LEGACYWORKS STUDIO RAINWATER CATCHMENT & USE EXAMPLES Landscape Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire Session 2 AIR Sculpture Project St. Thomas More School Herbert Beyer Mill Creek Canyon Earthworks

8. LEGACYWORKS STUDIO RAINWATER CATCHMENT & USE EXAMPLES Livestock and Wildlife Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire Session 2 AIR Sculpture Project St. Thomas More School

9. LEGACYWORKS STUDIO RAINWATER CATCHMENT & USE EXAMPLES Fog Collection Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire Session 2 AIR Sculpture Project St. Thomas More School Tjiabou Cultural Center, New Caledonia

10. LEGACYWORKS STUDIO RAINWATER CATCHMENT & USE EXAMPLES Residential Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire Session 2 AIR Sculpture Project St. Thomas More School

11. LEGACYWORKS STUDIO RAINWATER CATCHMENT & USE EXAMPLES Schools Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire Session 2 AIR Sculpture Project St. Thomas More School Oberlin College

12. LEGACYWORKS STUDIO Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire Session 2 AIR Sculpture Project St. Thomas More School GARDEN WATER BUDGET Supply & Demand Analysis Required Data and Formulas Square Foot of Catchment Area Roof Garden Annual Rainfall Chart for Chapel Hill, NC Average Annual Temperature Chart (CH, NC) Runoff Efficiency Chart (Coefficients) Water Requirements for Crop (veg. or flower) Mathematical Formulas Catchment Area Runoff in Gallons (CA) x (R) x (E) x 7.48 = Gal of Runoff Veg. Garden Water Requirements 1” water/wk = ½” water/wk for every 10 degrees above 60 degrees

13. LEGACYWORKS STUDIO Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire Session 2 AIR Sculpture Project St. Thomas More School POTENTIAL RUNOFF SUPPLY Landscape & Rooftop Areas

14. LEGACYWORKS STUDIO Nature + Culture Creating Sculptural Environments that Rejuvenate and Inspire Session 2 AIR Sculpture Project St. Thomas More School GARDEN WATER REQUIREMENTS Vegetable/Flower Crop