Units

α

Attenuation Coefficient

%

Percentage

“

Minutes

£

Pound Sterling

£ m

Million Pound Sterling

€

Euros

°

Degrees

°C

Degrees Celsius

µg/kg

Micrograms per kilogram

µm

Micrometres or microns

µT

Microtesla (magnetic flux density)

bar

bar (pressure)

bn

Billion

cd

Candela (light brightness)

cm

Centimetre

dB

Decibel

dBA

A-weighted decibel

ft

Feet

g

Grams

gCO2e/kWh

Grams of carbon dioxide equivalent per kilowatt hour

GW

Gigawatt (power)

ha

hectare

hp

Horsepower

hrs

Hours

Hz

Hertz

kg

Kilograms

kg/m3

Kilograms per cubic metre

kHz

Kilohertz

kj

kilojoule

kJ

Kilojoules

km

Kilometres (distance)

km2

Square kilometres

kn

Knot

kVA

Kilovolt amperes

kW

Kilowatts

kW/m

Kilowatt per metre

ky

Thousand years

l

Litres

lb

Pound (mass)

Lw

Lipid weight

m

Metre (distance)

m/s

Metres per second

m2

Square metres

m3

Cubic metres

m3/d/m

Cubic metres per day, per metre

mG

Milligauss (magnetic induction)

mg/l

Milligrams per litre

MHz

Megahertz

mm

Millimetres (distance)

ms

Milliseconds

ms−1 or m/s

Metres per second

ms−2

Metres per second squared

mT

Millitesla (magnetic flux density)

mV

Millivolt

MVA

Megavolt amperes

MW

Megawatt

nm

Nautical mile (distance)

nm/s

Nano metres per second (10-9)

nm2

Square nautical mile

nT

Nanotesla

Pa

Pascal

ppm

Pixels Per Metre

PSU

Practical Salinity Units

rms

Root Mean Square

rpm

Revolutions Per Minute

s

Second

s-1

Rate

SELcum

Cumulative Sound Exposure Level

SELss

Single strike Sound Exposure Level

SPL

Sound Pressure Level

SPLpk

Peak Sound Pressure Level

t

Tonne

tC/ha

Tonnes of Carbon Per Hectare

tCO2

Tonnes of Carbon Dioxide

tCO2e

Tonnes of Carbon Dioxide Equivalent

V/m

Volts per metre (electric field strength)

W/m2

Watts per square metre

λ

Wavelength

μPa

Micro Pascal (10-6)

μPa2s

Micro Pascal Squared Second

μV/m

Microvolts per metre (electric field strength)

μT

Microtesla