英文字典,中文字典,查询,解释,review.php


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       


安装中文字典英文字典辞典工具!

安装中文字典英文字典辞典工具!










  • CCAMLR Convention | UNEP - UN Environment Programme
    Commission for the Conservation of Antarctic Marine Living ResourcesA OverviewAntarctica 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
  • Debunking eight common myths about climate change | UNEP
    Here’s a closer look at some of the most popular misconceptions around the climate crisis
  • Protecting Restoring Blue Carbon Ecosystems - UNEP
    We work to protect and restore coastal ‘blue carbon’ ecosystems for the sustainable provision of ecosystem services to people and environment Mangroves and seagrass meadows are coastal ecosystems that cover a small portion of the total ocean area but collectively are widely distributed on every continent except Antarctica Mangroves are found in 123 countries worldwide with an estimated
  • Rebuilding the ozone layer: how the world came together for the . . . - UNEP
    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 . . . - UNEP
    Some researchers believe the outbreak is a sign of things to come As climate change rapidly warms the Artic, scientists say it could unleash a wave of potentially deadly microbes that for centuries have been trapped in ice
  • About the United Nations Environment Programme - UNEP
    Safeguarding the environment for future generations The United Nations Environment Programme (UNEP) is the United Nations’ leading global authority on the environment, driving transformational change on the triple planetary crisis: the crisis of climate change, the crisis of nature, land and biodiversity loss, and the crisis of pollution and waste
  • Ozone layer recovery is on track, helping avoid global warming . . . - UNEP
    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 Montreal Protocol - UNEP
    The Montreal Protocol The Montreal Protocol on Substances that Deplete the Ozone Layer is the landmark multilateral environmental agreement that regulates the production and consumption of nearly 100 man-made chemicals referred to as ozone depleting substances (ODS) When released into the atmosphere, those chemicals damage the stratospheric ozone layer, Earth’s protective shield that


















中文字典-英文字典  2005-2009