And we might be able to help predict what happens next. Let's consult a graph. Since the invention of scuba, scientists have measured the amount of coral on the seafloor, and how it's changed through time. And after centuries of...
根据But what happens if your face and body send mixed messages? 可知这里想说当你做这些时,你的脸和身体一起工作来告诉你的朋友你很高兴见到他们,故D项符合上下文。判断选D项。 【2】A考查上下文理解题。根据Previously, they had found that the tone of a person’s voice can be more important than...
But periodically, starfish population explodes.And when that happens, the reefs can become badly damaged or even destroyed, something we are trying very hard to prevent.For example, during the 1960s, there was an outbreak of CoT starfish in the Great Barrier Reef, off the east coast of Austr...
Started in 2007, the Wertheims’ reef grew out of the Australian sisters’ many interests: their passion for math and science; shared fondness for crochet; love of their country’s Great Barrier Reef and desire to highlight global warming’s impact on coral reefs and oceans in general. Today...
Some coral species, such as brain coral, arehermaphrodites, which means they produce eggs and sperm at the same time. Sexual reproduction occurs during a mass coral spawning event that, for some species, happens only once a year. Other species, such as elkhorn coral, are gonochoric, which...
they expel the symbiotic zooxanthellae algae that gives them their bright color and turn bone-white. The algae also help provide food for corals, so without them, they become more and more vulnerable and...
In "bleached" reefs, the corals' white skeletons are visible under their transparent flesh. (Image credit: Chasing Coral) Coral bleaching happens gradually, said Ruben Torres, a marine scientist and the founder of Reef Check Dominican Republic, a nonprofit ocean-conservation group. As water tempera...
What is the greatest cause of biodiversity loss today? Does eutrophication make water sources disappear? How was life affected by the Permian extinction? What are the environmental and ecological impacts of seaweed farming? How do algae help coral reefs? What happens when secondary ecological suc...
What happens if we have too much phytoplankton blooms? How does coral reef bleaching occur? How are fish affected by plastic pollution? How do algae affect phytoplankton growth? Why are nutrients from fertilizer harmful to aquatic ecosystems?
Here’s a powerful quote by the renowned marine biologist and conservationist Sylvia Earle that beautifully captures the essence of their work: “The health of the ocean is the health of the planet. If the ocean dies, we die.” Here’s a timeline illustrating the development of marine biology...