A new investment trust focused on energy efficiency is to be launched under the leadership of well-known financier Ben Goldsmith.
Shares in renewable energy trusts have tumbled following the chancellor's decision to remove levy exemptions for renewable firms.
While some sustainable investments do crash and burn, there are pockets of growth in the sector, as Harriet Mann finds out.
The Renewables Infrastructure Group (TRIG) has announced a new offering of C Shares, despite only launching in August 2013.
Australian renewable energy firm CBD Energy has launched a four-year retail bond paying a fixed rate of 7.5 per cent interest.
Renewable energy company Wind Prospect Group has launched a corporate bond aiming to raise £10 million.