3 Min Read LONDON (Reuters) - Macquarie, the world’s largest infrastructure investor, has raised 1.6 billion euros ($1.93 billion) for its second global renewables fund, driven by strong demand from institutional investors in Britain and Germany. Slideshow ( 2 images ) Countries and companies are seeking to increase their usage of renewable energy to lower carbon emissions and fight climate change. At the same time, record low interest rates have crimped fixed income returns and boosted the allure of alternative assets. Macquarie Infrastructure and Real Assets (MIRA), manager of the fund, said it had drawn investment from 32 institutions, including pension schemes, insurers and sovereign wealth funds, helping it exceed a minimum target of 1 billion euros.