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# Concepts for transport data
#
# Each concept has an:
# - _id: short, machine readable.
# - _name: short, human readable. If not given, this defaults to the ID,
# title-cased.
# - _description: long, human readable. Optional.
#
# Concepts may be hierarchical. The top-level concepts can be used as
# dimensions when specifying the template.
type:
_description: Objects being transported.
passenger: ~
freight: ~
mode:
all:
_description: All transport modes.
air:
_description: Aviation.
road:
rail: ~
water: ~
vehicle:
_description: Types of vehicles.
all:
_description: All vehicle types.
ldv:
_name: LDV
_description: >
Light-duty road vehicle, including cars, SUVs, and light trucks.
bus: ~
truck: ~
2w+3w:
_name: '2W+3W'
_description: Two- and three-wheeled road vehicles.
fuel:
all:
_description: All fuels.
liquid:
_name: All liquid
diesel: ~
gasoline: ~
biofuel:
_name: Liquid biofuel
synthetic:
_description: a.k.a. synfuels, electrofuels.
ng:
_name: Natural gas
hydrogen: ~
electricity: ~
technology:
_description: Energy conversion technology used to power a motorized vehicle.
all:
_description: All technologies.
combustion:
_description: >
Using only chemical fuels. Inclusive of powertrains that store energy as
electricity, i.e. hybrids.
electric: ~
hybrid:
_description: Using both electricity and chemical fuels.
fc:
_name: Fuel cell
_description: Using electrochemical conversion of fuel to electricity.
automation:
_description: Degree of automation in operation of transport vehicles.
human:
_name: Human
_description: Vehicle operated by a human driver.
av:
_name: Automated
_description: Fully-automated (self-driving) vehicle.
operator:
own:
_name: Own-supplied
_description: >
Transport by a vehicle owned and operated for private use by a household
or individual.
hire:
_name: Hired
_description: >
Transport by a vehicle (and driver) hired through a firm or commercial
service.
pollutant:
ghg:
_name: GHG
_description: >
Greenhouse gases.
Where used for totals, all GHGs are conveted to an equivalence basis.
co2:
_name: CO₂
_description: Carbon dioxide.
aq:
_description: Air quality-related pollutant species.
bc:
_name: BC
_description: Black carbon.
nox:
_name: NOx
_description: Air quality-related nitrogen oxides, i.e. NO, NO₂, and N₂O.
pm25:
_name: PM2.5
_description: Particulate matter smaller than 2.5 μm.
so2:
_name: SO₂
_description: Sulfur dioxide.
lca_scope:
_name: LCA scope
_description: Scope of analysis covered by a transport life-cycle measure.
ttw:
_name: Tank-to-wheels
wtw:
_name: Well-to-wheels
wtt:
_name: Well-to-tank
fleet:
_description: Part or all of a collection of transport vehicles.
new:
_description: Only newly-sold vehicles in the reporting period.
used:
_description: >
Only used vehicles that were not manufactured in the reporting period.
all:
_description: All vehicles in use in the reporting period.
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