Αποτελέσματα Αναζήτησης
9 Μαΐ 2022 · To do it, we must first understand what threats the ocean is facing right now, and how to prevent them. The ocean and climate change are inextricably connected, and the latter is one of the main threats for marine health.
Overfishing is the largest direct threat to marine ecosystems. A majority of global fisheries (over 80% of assessed stocks) are fully fished or overfished today (Fig. 1). An excess of boats chasing too few fish has been problematic for decades; current fishing fleets are estimated to be 250% larger than what is sustainable. The estimated
But the world’s oceans are facing a multidimensional crisis driven by overfishing, pollution (especially plastics and nutrients), habitat loss, invasive species, and climate change (ocean acidification, warming and deoxygenation).
8 Ιουν 2022 · From the acidification of waters to pollution, oceans are faced with a multitude of threats which endanger both nature and humans. From June 27 to July 1, the international community will gather for the UN Ocean Conference in Lisbon.
9 Ιαν 2013 · Since the 1950s, de-oxygenated or “dead zones” in the ocean have quadru-pled as a direct result of climate change, pollution and warming waters. Dead zones now occupy an area the size of the European Union. Coastal sites with low oxygen, as a direct result of nutrient (nitrogen and phospho-
reach the open ocean.6 Recently, climate change threats have exacerbated this issue, as warmer waters hold less oxygen.7 Close to 500 dead zones – areas where there is too little oxygen to...
24 Απρ 2024 · But that biodiversity is at risk: plastic pollution has become a massive threat to ocean health, overwhelming beaches, killing wildlife, and doing wholesale ecosystem damage around the world.
