With thousands of fishing lights blanketing its surface, Erhai Lake in Dali Bai Autonomous Prefecture, southwest China’s Yunnan Province, 【小题1】 (offer) a splendid night view since the annual ecological regulation of fish populations in Erhai Lake began on August 21.

As darkness falls each night, fishing boats travel across the lake and fishing lights 【小题2】 (gradual) cover the lake with fishing nets stretching across the water. In videos made with time-lapse (延时拍摄的) photography, stars in the night sky appear to fall into Erhai Lake, 【小题3】 (create) a fantastical and dreamlike shape of incredible beauty.

The 2023 ecological regulation of fish populations in Erhai Lake aims to completely 【小题4】 (strength) biodiversity protection, taking full advantage 【小题5】 the structure of fish populations and effectively guarding against and controlling dangerous alien species.

Based on various fish 【小题6】 (type) , this year’s regulation efforts are divided into three stages across the lake’s waters, the core protected areas of the Cangshan Erhai National Nature Reserve not 【小题7】 (include) .

The first stage 【小题8】 (schedule) to last from August 21 to September 20, with a focus on the sharpbelly and other species of small-sized fish. 【小题9】 number of families applying for and receiving ecological regulation permits reached as many as 590, with 【小题10】 they could enter the lake to conduct fishing activities during the permitted periods.

The geography of the Arctic Circle makes it a tough place to call home. In the winter, the nights【小题1】（length）until the sun barely shines. In the extreme north, the ground is permanently frozen. The hardy Inuit（因纽特人）【小题2】（be）the native people of northern Alaska, Canada and Greenland.【小题3】（traditional）, they hunted Arctic animals for food, especially caribou（驯鹿）, seals and whales. The Inuit used animal skins for clothing and for shelter.

Most traditional Inuit【小题4】（family）had both a summer and a winter home. During the summer, many Inuit lived in tents【小题5】（cover）with caribou or seal skins. In the winter, some Inuit built snowhouses,【小题6】provided shelters from freezing temperatures. They could construct【小题7】snowhouse in about two hours. To begin, they cut hard-packed snow into blocks. The blocks were from 2 to 3 feet long and 1 to 2 feet wide. Next, the blocks【小题8】（pile）together perfectly into a spiral（螺旋形）. The spiral was wound upward in smaller and smaller circles to form the dome-shaped（圆顶形的）home. On top of the dome, a hole was cut out to provide fresh air. Finally, the Inuit dug an entrance【小题9】the snowhouse.

Today, most Inuit live in modern housing. But the tradition of【小题10】（build）snowhouses is still passed down from one generation to another.

Nepal has doubled 【小题1】 (it) wild tiger population! A 2022 survey reveals there 【小题2】 (be) 355 individuals now in the country, 【小题3】 more than 190 percent increase since 2009. It’s an incredible 【小题4】 (achieve) to the conservation efforts of the government, partners, and local communities over the last 12 years.

Nepal played a leadership role 【小题6】 the global effort to double wild tiger numbers. Among the many interventions needed to double wild tigers, one of the key elements of success was to partner with the locals 【小题7】 live in tiger landscapes.

Growing tiger numbers increases the challenges of coexistence between people and tigers. To help reduce the impact, government compensation (补偿) package has been put in place 【小题8】 (replace) livestook (家畜) killed by tigers. Support has been provided to reduce community’s reliance on resources, such as firewood 【小题9】 (collect) inside national parks. And since 2010, income generated from tiger tourism 【小题10】 (contribute) to the community development in some areas.