【每日阅读训练第四期——速度越障24系列】【24-09】科技

angel0428

Speed:

1’58 Scientists treatcomputer to distinguish negative, positive, and neutral emotion from tweets taggedwith location. Then they use this information to make the mood landscape ofNYC.

2’01Scientists conducted a survey to figure out what dept the cetaceans prefer,while found out different kinds prefer different dept. It’s difficult Navy tofind areas that don’t overlap with cetaceans.

1’06The stem cells can assemble into “mini-brain”.

1’53 Although this system has limitations,scientists used it to model M, and then confirm prevailing theories about M. Inthe future, human-stem-cell-derived tissues could be used to model otherdisorders, if cell growth can be controlled.

2’34 Some scientists found that age andexperience mattered more than genetics for efficient migration. However, anotherbiologist doubted that conclusion.

Obstacle:

4’31

A study shows that the emission of soot isthe reason of Alps began their retreat long before the climate warming.

Alps glaciers reached their maximum in themiddle of 1900s.

The Little Ice Age ended after 1850.

However, the glaciers should have continuedto grow for more than 1/2 century. à Retreatriddle

Because darker surface absorb more heat, sothe emission of soot lead to the retreat of glacier, according to the layers ofglacier ice.