U.S. Climate Resilience Toolkit

by increasing temperatures, reduced snowfall, lower soil moisture, and increased drought severity and length. Many Tribal Nations are located in arid and semi-arid regions of the Southwest and the Pla ...

systems and socioeconomic sectors. Evaporation and drought. Projected average change in soil moisture for the middle of this century (2041–2070) and late this century (2071–2100) compared to 1971–200 ...

earthen dams throughout the Navajo Nation in Arizona, New Mexico, and Utah, while decreasing snowpack at elevation is increasing water scarcity at critical times during the growing season. [Source: Na ...

some parts of the region in some years. Increased precipitation provides a good supply of soil moisture, but reduces flexibility for the timing of spring planting and increases soil erosion. Increasi ...

portions of the region may not have access to air conditioning, and their vulnerability to heat stress may increase as the climate warms. Air quality. Poor air quality—particularly in urban areas—is ...

coastal communities, and others interested in sea ice and walrus—promotes hunter safety, food security, and preservation of cultural heritage. The SIWO provides weekly reports from April through June ...

influence the rate of evapotranspiration. In turn, the rate of evapotranspiration affects soil moisture, groundwater recharge, and surface water runoff. Soil moisture is an important factor because i ...

that increased temperatures—which cause greater evaporation and earlier spring and winter snow melt—will bring more droughts. The summer of 2016, therefore, with its dismal rainfall and many 90°-plus ...

quality through higher levels of ground-level ozone and other pollutants. The combination of heat stress and poor air quality can pose a major health risk to vulnerable groups: young children, the el ...

road construction is affected by a number of climatic factors, including air temperature and snowfall. Climatic conditions also play a strong role in determining the opening and closing dates for wint ...