Wind turbines near a sorghum farm in La Ventosa, Oaxaca state, Mexico. Green bond issuance is expected to be about $450bn this year, according to Moody's. Alejandro Cegarra / Bloomberg
Wind turbines near a sorghum farm in La Ventosa, Oaxaca state, Mexico. Green bond issuance is expected to be about $450bn this year, according to Moody's. Alejandro Cegarra / Bloomberg

Sustainable bond issuance to total $850bn in 2021, Moody's says