{"id":87061,"date":"2019-12-09T18:40:31","date_gmt":"2019-12-09T13:10:31","guid":{"rendered":"http:\/\/factly.forumias.com\/?p=12265"},"modified":"2019-12-09T18:40:31","modified_gmt":"2019-12-09T13:10:31","slug":"the-seas-have-less-oxygen-now-than-they-used-to-why-and-what-does-this-mean","status":"publish","type":"post","link":"https:\/\/forumias.com\/blog\/the-seas-have-less-oxygen-now-than-they-used-to-why-and-what-does-this-mean\/","title":{"rendered":"The seas have less oxygen now than they used to. Why, and what does this mean?"},"content":{"rendered":"\n<p><strong>News:<\/strong> International Union for Conservation of Nature (IUCN) has released a report titled \u201cOcean deoxygenation: Everyone\u2019s problem\u201d. It reports the scale and nature of the changes being driven by ocean deoxygenation<\/p>\n\n\n\n<p><strong>Facts:<\/strong><\/p>\n\n\n\n<p><strong>Ocean Deoxygenation<\/strong>: It is defined as the reduction in oxygen content of the ocean due to anthropogenic effects.<\/p>\n\n\n\n<p><strong>Key takeaways from the report:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>The levels of oxygen in the oceans fell by around 2% from 1960 to 2010.<\/li><li>The deoxygenation of the oceans occurred due to climate change and other human activities such as the nutrient runoff from farm fertilizers into waterways (nutrient pollution).<\/li><\/ul>\n\n\n\n<p><strong>Impact of Ocean deoxygenation:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Reduction in the habitat available for pelagic, mesopelagic, and benthic organisms.<\/li><li>Reduction in the abundance of fish population<\/li><li>Expansion of the volume of anoxic zones (Waters with totally depleted oxygen levels) since 1960<\/li><li>Alteration in the balance of marine life by favouring low-oxygen tolerant species (e.g. microbes, jellyfish and some squid)<\/li><\/ul>\n\n\n\n<p><strong>Measures to be taken:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Nutrient management: Reducing nutrient and carbon loads to coastal waters<\/li><li>Reducing the threat of global warming: Reduction in global greenhouse gas emissions through commitments&nbsp; in four areas- policy, technology, finance and patterns of consumption<\/li><li>Adaptation in the face of oxygen decline: This should be done through ecosystem-based management of fisheries, spatial planning enhance ecosystem resilience, actions that reduce local stress on ecosystems etc.<\/li><\/ul>\n\n\n\n<p><strong>Additional Information:<\/strong><\/p>\n\n\n\n<p><strong>IUCN<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>&nbsp;It is an international organization working in the field of nature conservation and sustainable use of natural resources. It was established in 1948 and is headquartered in Gland, Switzerland.<\/li><li>IUCN has an observer and consultative status at the United Nations.<\/li><li>It is best known for compiling and publishing the IUCN Red List, which assesses the conservation status of species worldwide.<\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>News: International Union for Conservation of Nature (IUCN) has released a report titled \u201cOcean deoxygenation: Everyone\u2019s problem\u201d. It reports the scale and nature of the changes being driven by ocean deoxygenation Facts: Ocean Deoxygenation: It is defined as the reduction in oxygen content of the ocean due to anthropogenic effects. Key takeaways from the report:&hellip; <a class=\"more-link\" href=\"https:\/\/forumias.com\/blog\/the-seas-have-less-oxygen-now-than-they-used-to-why-and-what-does-this-mean\/\">Continue reading <span class=\"screen-reader-text\">The seas have less oxygen now than they used to. Why, and what does this mean?<\/span><\/a><\/p>\n","protected":false},"author":61,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"footnotes":""},"categories":[4182],"tags":[4801],"class_list":["post-87061","post","type-post","status-publish","format-standard","hentry","category-environment","tag-ocean-deoxygenation","entry"],"jetpack_featured_media_url":"","views":{"total":0,"cached_at":"","cached_date":1703948192},"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/87061","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/users\/61"}],"replies":[{"embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/comments?post=87061"}],"version-history":[{"count":0,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/posts\/87061\/revisions"}],"wp:attachment":[{"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/media?parent=87061"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/categories?post=87061"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/forumias.com\/blog\/wp-json\/wp\/v2\/tags?post=87061"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}