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2020/03/19
| USD / Ounce | |
| Gold | 1480.7 | |
| Silver | 12.005 |
Gold Ιστορικά Διάγραμμα τιμή του χρυσού και γραφική παράσταση
360 ημέρες γράφημα ,
1 Ounce Gold=? USD
Silver Ιστορικά Διάγραμμα Τιμή Ασήμι και γραφική παράσταση
360 ημέρες γράφημα ,
1 Ounce Silver=? USD
χρυσό ειδήσεις:
- CAMLR Convention | UNEP - UN Environment Programme
Commission for the Conservation of Antarctic Marine Living Resources A Overview Antarctica is surrounded by an unbroken and dynamic body of water known as the Southern Ocean, which constitutes about 10% of the world's total ocean surface For about 200 years, Antarctica's resources have been unsystematically harvested In many cases the intense level of exploitation resulted in the severe
- State of the marine environment in Antarctica
State of the marine environment in Antarctica 18 September 1990 Human activities have had a major effect on the balance of the Antarctic marine ecosystem, this can be seen by damage of large agae such as kelp that is caused by increased UV penetration
- Ozone layer recovery is on track, helping avoid global warming by 0. 5°C
NAIROBI, 9 January 2023 – The ozone layer is on track to recover within four decades, with the global phaseout of ozone-depleting chemicals already benefitting efforts to mitigate climate change This is the conclusion of a UN-backed panel of experts, presented today at the American Meteorological Society’s 103rd annual meeting Examining novel technologies such as geoengineering for the
- About the United Nations Environment Programme
The United Nations Environment Programme (UNEP) is the leading global authority on the environment UNEP’s mission is to inspire, inform, and enable nations and peoples to improve their quality of life without compromising that of future generations For over 50 years, UNEP has worked with
- Record heat sends sea ice into retreat, worrying scientists - UNEP
The recent collapse of a 1,100km 2 ice shelf in Antarctica came at a time of record high temperatures and is a symptom of a planet in climate crisis, experts say The Conger ice shelf, which cleaved away from the eastern side of Antarctica in March, is the latest victim of rising temperatures at the Earth’s poles
- Rebuilding the ozone layer: how the world came together for the . . .
At that time, they didn’t know the scale of the problem But in 1985, a hole was confirmed in the ozone layer over Antarctica The world’s natural sun shield, which protects humans, plants, animals and ecosystems from excessive ultraviolet radiation, had been breached
- Could microbes, locked in Arctic ice for millennia, unleash a wave of . . .
In the unusually hot summer of 2016, a bacterium that causes anthrax killed more than 2,500 reindeer in Siberia’s remote Yamal Peninsula, according to one study Normally locked deep in a layer of permanently frozen land, or permafrost, the once-dormant pathogen eventually spread to humans
- North America | UNEP - UN Environment Programme
UNEP’s North America Office works to spur collective action in the U S and Canada to address the triple planetary crisis of climate change, nature and biodiversity loss, and pollution and waste; and to advance sustainable development within the region
- An open invitation from UN Environment Patron of Oceans, Lewis Pugh, to . . .
Lewis Pugh, UN Environment’s Patron of the Oceans is the personification of inspiration To raise awareness about the state of our oceans, Pugh has been swimming in the frigid and freezing waters of Arctic and Antarctica He has been putting his life at risk to show the world the impact of climate change and the vital role our oceans play for humanity
- About water | UNEP - UN Environment Programme
Water covers more than two thirds of the planet, but readily accessible fresh water – found in rivers, lakes, wetlands and aquifers – accounts for less than 1 per cent of the world’s water supply As the global population grows, so too do the demands for water – for drinking, sanitation, farming and energy production, among many other uses At the same time, human activity and climate
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