You can always create a token basket which could be made up of crypto's that are more eco-friendly. Systems for doing this are described here https://medium.com

You can always create a token basket which could be made up of crypto's that are more eco-friendly. Systems for doing this are described here https://medium.com/@alexanderwestin/3-crowdsales-leveraging-token-baskets-c4c2f9cbe329 https://medium.com/@alexanderwestin/3-crowdsales-leveraging-...