LARC 160 Exam 1

LARC 160 Exam 1 What is a floodplain? - An area of low-lying ground adjacent to a river, formed mainly of river sediments and subject to flooding. How can floods assist an area? - Floods bring nutrients and seeds to an area. Good for agricultural use. Floods define a floodplain boundary. Some flood plains are required. What is the ASLA? - The American Society of Landscape Architects What are the four critical issues as defined by ASLA? - Water Resilience Human Health Economic Revitalization What are the three categories of landscape assessment related to design solution observations? - Natural systems- sun, soil, wind, water, drainage, wildlife, vegetation, slope, climate Built systems- roads, walks, utilities, buildings, structures, plazas, Cultural systems- social interaction, group dynamic, government, media What is the lowest elevation on our campus? The highest? - Lowest- 75 Feet Highest- 175 Feet What are landscape problems associated with development? - wind erosion, energy loss, discomfort soil loss, erosion, sedimentation, property damage habitat loss, species reduction water quality impairment, flooding, sedimentation, aquatic ecosystem disruption, heat island increases, high maintenance costs Name three natural systems that provide ecosystem services. - Hydrology- Evaporation, rain, returns to waterways Soil- has insects, microbes, soil animals, fungi Vegetation- vegetative communities, native, beneficial relationships, don't use invasive species, plants that don't need additional inputs. What are the two most important soil properties to a landscape architect? - Can it be built upon? (Structural Load). Can you grow plants in it? What are the sources of soil? - Dead and decaying plants and animals and broken down bedrock. What are the seven water problems discussed in lecture? - 1) Overuse 2) Rapid runoff 3) Flooding 4) Erosion 5) Siltation 6) Drought 7) Contamination Spatial definition is achieved by these three elements - Landforms, vegetation, structures What is a ha-ha wall? - A recessed landscape design element that creates a vertical barrier while preserving an uninterrupted view of the landscape beyond. How can the rate of pedestrian movement be influenced in a public space? - Topography changes, elevation changes. Steps, slope,