更多"Environmentalists have noted that a"的相关试题:
[填空题]Environmentalists have noted that almost 50% of waste all over the globe (26) e-waste since the advent of technology.
E-wastes, as its label suggests, are any unused and broken gadget left in the trash bin, which is then (27) to landfills when not properly disposed. E-wastes can be a pile of mobile phones, computers, laptops, television sets, and (28) systems. These gadgets don’t only contain chips that help us get through our work breezily, but they also contain tons of chemicals that can readily blend with the air, water, and land when not disposed properly. These chemicals can bring about (29) of land and death to many marine (30) when its penetration to such places isn’t regulated and stopped.
Thankfully, copious businesses, private organizations, and groups are (31) to greatly reduce the bulk of e-waste in landfills. Mobile companies are (32) unused and broken mobile phones at their drop-off
[填空题]Environmentalists have worked enthusiastically to urge governments from different nations to cooperate in protecting the earth.
[填空题]World leaders and environmentalists have talked about the need to preserve the forest for decades.
[填空题]Scientists have long noted that the major difference between modem humans and other apes, like chimps, is our (26) of an oversize, energy-hungry brain. It was the development of that brain that drove the evolution of our early human (27) away from an apelike ancestor, starting roughly six million years ago. But the question of just why and how we (28) such big brains, which consume 20 percent of our energy, has long bedeviled science.
"A major difference in muscular strength between humans and nonhuman primates provide one possible (29) ," suggests a new study. The study, (30) Tuesday in the journal PLoS Biology, looked at how rapidly the metabolic needs of various organs, (31) our brains to our kidneys, have evolved. Some scientists have suggested that the rapidly evolving metabolism of the human gut, for example, drove the brain’s evolution. Instead, the new study suggests that muscles and brains have es