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231 contents match your search.
Publish Date: 19 March 2019
The Sun, the Earth and the Weather is the theme of this year’s World Meteorological Day. It highlights the role of the Sun in delivering the energy that powers all life on Earth, and drives the weather, ocean currents and the hydrological cycle.
Publish Date: 13 March 2019
As the recognition of the dependence between climate change and variability and human welfare grows, climate action continues gaining importance on the global development agenda
Publish Date: 28 February 2019
Increasing levels of airborne pollutants deposited either through gravity (i.e. free-falling) or washed out by rain can result in detrimental effects to crops, human health and vulnerable ecosystems by altering critical and delicate chemical balances. Identifying areas most at risk and which would most benefit from measures to control excessive pollutant load is crucial.
Publish Date: 8 February 2019
The full Scientific Assessment of Ozone Depletion is now available. It shows that actions taken under the Montreal Protocol have led to decreases in the atmospheric abundance of controlled ozone-depleting substances (ODSs) and the start of the recovery of stratospheric ozone.
Publish Date: 29 November 2018
The long-term warming trend has continued in 2018, with the average global temperature set to be the fourth highest on record. The 20 warmest years on record have been in the past 22 years, with the top four in the past four years, according to the World Meteorological Organization (WMO). Other tell-tale signs of climate change, including sea level rise, ocean heat and acidification and sea-ice and glacier melt continue, whilst extreme weather left a trail of devastation on all continents, according to the WMO provisional Statement on the State of the Climate in 2018. It includes details of...
The Global Climate Observing System (GCOS) is a co-sponsored programme which regularly assesses the status of global climate observations and produces guidance for its improvement. It is co-sponsored by the...
Start date1 June 1992
Publish Date: 8 January 2019
An international effort delivering an unsurpassed look at changes occurring in the ocean worldwide has achieved a major milestone as it marks its 20th anniversary. The Argo programme, which incorporates about 4,000 floats worldwide, delivered its two millionth profile of physical data from the from the upper 2 kilometers of the worlds oceans.