Free Online Environmental Science Tools
Estimate water use, energy changes, waste quantities and emissions scenarios with online environmental tools.
Choose the right tool
Select a calculation with a clear system boundary. Emissions factors and global warming potentials must match the gas, period, location and assessment method. Example factors are illustrative and are not certified local values.
Available tools
- Electricity Emissions with Supplied Grid Factor
Online electricity emissions with supplied grid factor. Factor is an illustrative input, not a verified local grid value.
- Travel Emissions Scenario per Passenger
Online travel emissions scenario per passenger. User-supplied vehicle factor and allocation; lifecycle boundary is not inferred.
- Freight Tonne Kilometer Emissions
Online freight tonne kilometer emissions. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Material Embodied Emissions Scenario
Online material embodied emissions scenario. Use a matching verified product declaration and system boundary.
- Avoided Electricity Emissions Scenario
Online avoided electricity emissions scenario. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Gas Mass to CO2 Equivalent with Supplied GWP
Online gas mass to co2 equivalent with supplied gwp. User must select the gas, assessment version and time horizon; example GWP is not a default recommendation.
- Product Emissions Intensity Calculator
Online product emissions intensity calculator. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Remaining Emissions Budget Scenario
Online remaining emissions budget scenario. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Material Diversion Rate Calculator
Online material diversion rate calculator. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Waste Generation per Person per Day
Online waste generation per person per day. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Waste Prevention Quantity Scenario
Online waste prevention quantity scenario. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Recycled Content Mass Calculator
Online recycled content mass calculator. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Reusable Item Emissions Break Even
Online reusable item emissions break even. Equal functional use and supplied lifecycle factors; break-even requires washing impact below single-use impact.
- Shower Water Use and Savings
Online shower water use and savings. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Continuous Water Leak Loss
Online continuous water leak loss. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Toilet Flush Water Reduction
Online toilet flush water reduction. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Roof Rainwater Harvest Yield
Online roof rainwater harvest yield. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Stored Water Supply Autonomy
Online stored water supply autonomy. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Water Intensity per Product Unit
Online water intensity per product unit. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Open Water Evaporation Volume
Online open water evaporation volume. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Lighting Upgrade Energy Savings
Online lighting upgrade energy savings. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Standby Device Energy Consumption
Online standby device energy consumption. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Heat Recovery Energy Estimate
Online heat recovery energy estimate. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Solar Array Yield with Supplied Irradiation
Online solar array yield with supplied irradiation. Scenario estimate; no local weather or roof shading lookup.
- Heat Pump Input Energy from COP
Online heat pump input energy from cop. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Building Energy Use Intensity
Online building energy use intensity. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Renewable Generator Capacity Factor
Online renewable generator capacity factor. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Compost Process Mass Reduction
Online compost process mass reduction. Wet mass comparison alone does not determine carbon retention.
- Packaging to Product Mass Ratio
Online packaging to product mass ratio. Scenario estimate, not a certified environmental assessment. Verify all supplied factors, dates, system boundaries and comparison baselines.
- Freight Load Utilization by Mass
Online freight load utilization by mass. Does not account for volume or axle constraints.