Statistics of Voluntary Carbon Offsets in 2020


What does the voluntary carbon offsets market really look like? Here are some key statistics of the voluntary carbon offsets in 2020 with The Open Offsets Directory, using data from the Berkeley Carbon Trading Project. Offsets Issued and Retired by Year First, let’s take a look at the big trends: total amount of voluntary offsets […]

A Decentralized, Open Source Solution for Voluntary Carbon Offsets


The voluntary carbon offsets market is a critical part of our solution for climate change. It is a global marketplace where companies and individuals could invest in climate solutions that are vetted by independent standards organizations, and its very existence testifies both to a deep commitment to climate action and a potential to link finance […]

Tutorial: Building an Ethereum dApp using React.js, web3Modal, ethers, HardHat

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Background This tutorial explains how to build a complete Ethereum dApp using React.js, web3Modal, ethers, and Hardhat. The dApp we built here is an open source carbon emissions trading application in greenhouse gas (GHG) emissions that cause climate change. In this dApp, emissions auditors can issue tokens of emissions to individuals and organizations, who could […]

Videos of Blockchain and Climate Change


This video is from our recent presentation at the Linux OSS Summit Europe about fighting climate change with blockchain: This video shows you what it looks like now, with opentaps and our Hyperledger Fabric blockchain carbon accounting project:

What’s Ahead: Energy, Blockchain, and Climate


We’ve been busy getting ready for the next step of opentaps, and I wrote a high-level preview of it as a guest post entitled “How Blockchain Provides the Missing Links in Climate Action” for Meeting of the Minds. In a nutshell, we see the potential of the blockchain to tie together emissions data, including those […]

UtilityAPI Integrated with opentaps

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Getting data from a utility could be difficult.  Even if your utility supports the Green Button data standard, there are still requirements for obtaining and documenting authorization from the customer. Fortunately, UtilityAPI helps make this easy with a service by creating an authorization request that you could send to your customer.  Once your customer grants […]