5 free environ depth calculators and tools. Solve real-world environ depth problems instantly with accurate, step-by-step results on ApexCalc.
| Constant | Symbol | Value |
|---|---|---|
| Speed of light | c | 2.99792458×10⁸ |
| Planck's constant | h | 6.62607015×10⁻³‴ |
| Boltzmann constant | kʙ | 1.380649×10⁻²³ |
| Avogadro's number | Nₐ | 6.02214076×10²³ |
| Gravitational constant | G | 6.6743×10⁻¹¹ |
| Gas constant | R | 8.31446 |
| Elementary charge | e | 1.602176634×10⁻¹⁹ |
| Electron mass | mₑ | 9.1093837015×10⁻³¹ |
| Proton mass | mₚ | 1.67262192369×10⁻²⁷ |
| Fine-structure constant | α | 7.2973525693×10⁻³ |
Calculate Scope 1, Scope 2, and Scope 3 greenhouse gas emissions using GHG Protocol emission factors across transportation, energy, manufacturing, and waste sectors.
Calculate product water footprint using Hoekstra's water footprint framework. Separates green (rainwater), blue (surface/groundwater), and grey (polluted) water.
Estimate personal or national ecological footprint in global hectares (gha) and number of Earths required.
Model ground-level pollutant concentration from a point source using the Gaussian plume model. Calculate maximum ground-level concentration.
Estimate environmental impact scores across climate change, ozone depletion, acidification, and eutrophication for product life cycle stages.