The El Niño that caused record temperatures, drought and floods over the last year has passed its peak strength but will continue to have humanitarian impacts for months to come, the UN has said.

CSIRO scientists say deep staffing cuts facing key divisions constitute "a real crisis for all environmental science" in the organisation, amid mounting international criticism.

The US space agency Nasa has warned that the effects of the current El Nino weather phenomenon could be as bad as those of 1998, the strongest on record.

The WMO said data from the first 10 months of the year suggested temperatures over land and sea would tick in at their highest level ever measured this year, after already reaching record highs in

The World Meteorological Organization (WMO) said global average surface temperatures in 2015 were likely to reach what it called the "symbolic and significant milestone" of 1° Celsius above the pre

El Nino, a natural weather pattern linked to extreme droughts, storms and floods, could be one of the strongest on record this year.

With 2015 well on the way to being the warmest year on record and the prevailing El Nino gathering strength, prospects for coral reefs in the Pacific ocean are grim.

The El Niño weather pattern, a phenomenon associated with extreme droughts, storms and floods, is expected to strengthen before the end of the year and become one of the strongest on record, the U.

Carbon dioxide concentrations have reached a crucial level.

New scientific data released on Monday confirmed 2015’s place as a milestone year for the Earth’s environment, with both temperatures and greenhouse gases crossing symbolic thresholds with ominous

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