1.5°C PATHWAY

A pathway of emissions of greenhouse gases and other climate forcers that provides an approximately one-in-two to two-in-three chance, given current knowledge of the climate response, of global warming either remaining below 1.5°C or returning to 1.5°C by around 2100 following an overshoot. See also Temperature overshoot.

A.S.C.E.

American Society of Civil Engineers.

A.W.R.A.

American Water Resources Association.

A.W.W.A.

American Water Works Association.

A6.4ERs

Article 6.4 Emission Reductions

ABANDONED WELL

Well whose purpose and use have been permanently discontinued, or is in such disrepair that it cannot be used.

ABANDONMENT

When a water right has been voluntarily unused for seven or more years.

ABIOTIC

Non-living physical and chemical parts of the environment.

ABOVE GRADE SQUARE FEET

The term referring to all living square feet in a home that is above the ground. It does not include basements even if the basement is a finished walkout or daylight basement. Lower level rooms are counted in appraisals and BPOs as below grade square feet, and are usually valued at a lower price per […]

ABOVEGROUND BIOMASS

Living biomass above the soil, including the stem, stump, branches, bark, seeds and foliage