Vishweshwar Butt Saklani took his last breath on January 18, 2019, but he will live on in the memory of his countrymen as the “Tree Man of Uttarakhan”, who planted over 5 million trees.

Saklani had been ______ of trees all his life. He planted his first tree at eight under his uncle’s ______, and kept it for the next seven decades of his life, until he was ______.

People know he loved trees, but ______ know that he planted trees to ______ the sad situations in his life. When his brother died, the Tree Man disappeared into the forest every morning and ______ whole days planting trees. Then in 1958, his wife died and he did the same to do with the ______. It was like he ______ his life to planting trees as a tribute(致敬，悼念) to his ______ brother and wife.

The people of his village grew to love him,______ it wasn’t always like this. In the beginning, villagers didn’t ______ him and even beat him, because he was covering common land. But he never ______. He continued planting trees and eventually got ______.

Saklani kept ______ his forest until 10 years ago, when he lost his sight. In 1986, he received the Indira Priyadarshani Award for his ______ efforts to protect the forest. In the same year, Saklani suffered a(n) ______ blow, after a massive wildfire turned many trees to ______. Despite the efforts of the local community to control the ______, it still destroyed much of the Tree Man’s forest. Although ______ by the disaster, Saklani believed that the trees would grow back once the rains came.

Saklani died at 96, but his ______ lives on in the forest.

                                                                         How India’s air pollution is being turned into floor tiles (地砖)

As a 10-year-old living in Mumbai, Angad Daryani often _________ to breathe during football matches because of the thick smog surrounding the Indian megacity. The heavily polluted air seemed to worsen his asthma (哮喘).

India has the world’s worst air pollution. _________ to 22 of the world’s 30 most polluted cities, India’s toxic air kills more than one million people each year. Air pollution also _________ global warming. A major component of PMas is black carbon, which can absorb one million times more energy from the sun than carbon dioxide. Experts say _________ pollutants such as black carbon could help slow global warming and improve air quality.

_________ by his own experience of the effects of air pollution on his health, Daryani is one of a growing number of entrepreneurs hoping to clean up India’s skies. His solution is to capture the soot (煤烟) and other polluting particles in containers so it can be _________ something useful like building materials.

For Daryani, there is no time to spare — India must _________ reduce pollution to protect people’s health. “_________ all vehicles to electric will take at least 30 years. During this time, cities will choke up with air pollution,” he says.

His solution to the problem is a simple one — develop a low-cost system that can _________ the pollution so it can be turned into something else. After designing his first device, Daryani __________ a start-up in 2017 __________ building an affordable outdoor air purifier. Low-income households in India are at higher risk of dying from air pollution, __________ not producing it themselves.

A single purification device developed by Daryani can filter 300 cubic feet of air per minute and store 11,540 cubic centimetres of pollutants. But __________ just throwing away the captured pollutants, Daryani and his team decided to make use of them. Instead, the carbon captured in the containers is given to another Indian company called Carbon Craft Design, which uses the powdered pollutants to create stylish, handcrafted decorative flooring tiles.

Daryani’s company recently completed its first investment round, __________ $1.5m from US and Indian investors. Daryani plans to use this funding to run a pilot programme, deploying devices at schools, hotels and industrial projects across India this autumn. But he also hopes to make the technology __________ outside India in the next few years and the company has already received interest from South Korea and Mexico.

What do you do with your clothes that you can’t or don’t want to wear anymore? Through cutting, stitching and redesigning, Baxter Salzwedel has found a_______way to be environmentally friendly.

In March, 2022, recycling clothes_______the 17-year-old from Lakeside High School a finalist spot in the Young Entrepreneurs competition. The competition was hosted by Junior Achievement of Wisconsin, a nonprofit organisation. He won a scholarship of $10.000 for his_______clothing brand The Mad Patcher.

In the beginning, Baxter just worked with clothes for fun. He learned his_______skills from his grandmother at a young age. He then started to _______his old jeans to try and make cool new designs.

The fun hobby quickly turned into a_______for Baxter when his classmates started asking him to make customized clothing for them and they_______for it. “I can’t make so many clothes for free.” said Baxter.

In 2021, Baxter started his clothing_______. He now uses colorful pieces from other clothes to_______his patchwork (拼缝物) designs like jeans, shirts and jackets. He only uses donated or________materials to ensure maximum sustainability.

Baxter has earned thousands of dollars through selling his clothes and he has________25 percent of his profits to some nonprofit environment conservation organizations.

He was________ as a finalist out of dozens of applicants across the US. The finalist needs to have successful business experiences, growth potential, innovation and________involvement. “It was amazing to do that and meet all sorts of young people with similar ideas,” Baxter said________. For Baxter, The Mad Patcher is a life-time________worth working on.