The lubricating effect of melting water on glaciers will have only a “minor” role in future sea-level rise, according to new research.

THE world may be on the brink of a global warming “tipping point” that could lead to sea levels rising 23ft and doom future generations to catastrophic flooding, an expert has warned.

GREENLAND glaciers are pouring water into the sea at a rate that has almost doubled in the last five years, scientists said yesterday.