XELS is a cryptocurrency that is designed to be environmentally friendly. It is built on the Ethereum blockchain and uses a proof-of-stake consensus algorithm. The XELS team has developed a carbon offsetting platform that allows users to offset their carbon footprint by purchasing XELS tokens. These tokens are then used to fund carbon reduction projects around the world. The XELS team believes that by using blockchain technology, they can create a more transparent and efficient carbon offsetting system that will help to reduce the impact of climate change.

ELIS is another cryptocurrency that is focused on sustainability. It is built on the EOS blockchain and uses a delegated proof-of-stake consensus algorithm. The ELIS team has developed a platform that allows users to track the environmental impact of their purchases. By using ELIS tokens, users can support sustainable businesses and products. The ELIS team believes that by creating a more transparent and sustainable economy, they can help to reduce the impact of climate change and create a better future for everyone.