How Did Yuan Longping Revolutionize China’s Rice Production?
①Yuan Longping was born in 1930 in Hubei. As a child, he was very interested in plants and other living things. He grew up to be a curious and hard-working plant scientist. Yuan wanted to solve the problem of food shortages, so he began conducting experiments to improve rice yields per hectare (10,000 m2).
②Plants come in many different varieties; for example, some types of rice have long grains, while others have short grains. For centuries, people have been crossing different plant varieties to create hybrids. Such plants proved to have desirable qualities from both parents. Yuan believed that it was possible to do the same with rice. He tried different ways of creating rice hybrids, only to discover that his attempts were unsuccessful.
③Even though it often seemed too difficult to complete this task, Yuan didn’t give up. After many years of hard work, his experiments finally bore fruit. This was a major discovery since no one had previously been able to cross two different kinds of rice. It had a huge impact: the first hybrid rice variety increased China’s rice production by 100 million tonnes in little over a decade.
④Yuan didn’t stop there — instead, he continued experimenting and created super hybrid rice with yields over 15 tonnes of rice per hectare. Thanks to Yuan’s work, China became self-sufficient in rice. Our country continued to increase its rice yields to become one of the biggest food donors in the world. In 2019, he received the Medal of the Republic for his outstanding contributions. At the age of 90, Yuan Longping still hasn’t retired. With a growing global population, the world needs to produce enough food to feed everyone, and Yuan is working to make this happen.
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Why Go To Rome
Rome, the city of seven hills,
Rome is known for
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4 . How to Improve Climate Literacy
Climate literacy is the ability to identify, understand and explain information associated with climate science.
Over the past few years, many young people and educators have pushed for the inclusion of climate literacy in national curricula. So what are the best ways in which this can be embedded within already packed school timetables?
True climate literacy must address not only the science of climate change, but also issues of climate (in)justice, including how climate change affects people and places unevenly and contributes to inequalities within and across nations.
One way to do this is through visual storytelling. Storytelling, often involving drawings and paintings, has been used by human communities to pass on knowledge or tales of caution for at least 30,000 years — as you can see from the cave painting.
One effect of storytelling is its ability to create cognitive dissonance: the mental conflict and discomfort felt when a person’s behaviour isn’t in line with their beliefs. Stories that demonstrate the consequences of not acting eco-consciously — especially if those consequences are shown visually — can be a good way to do this, leading to individuals being more likely to take climate action in their own lives or by confronting corporate activities.
A.Therefore, the teachers we worked with remarked that lessons are typically focused on the physical processes of climate change. |
B.However, at present, much of climate change education is focused on the physical aspects of climate change, often at a global scale. |
C.The next stages of our research will reflect how a separated community has come together through this journey towards climate literacy. |
D.Being climate literate allows individuals to become active participants in the fight against climate change. |
E.This collective psychological distancing means many fail to recognise the urgency of the climate crisis. |
There isn’t just one skill or quality that makes someone a good yourself. But I can think of two things that most journalists have in common, they are curious, and they love language. Journalists look around and always ask who, what, why, where and when. Then they try to tell others what they find out.
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7 . Coca-Cola Launched Coke-branded Energy Drinks
Coca-Cola recently said it was considering adding a new drink, Coca-Cola Energy, to its list of Coke products.
The energy drink is one of the fastest-growing parts of the drink industry, and it’s highly profitable because consumers are used to paying more for energy drinks than soft drinks. Plus, some people already drink Coke for caffeine. It’s a natural brand extension.
A.Monster, Coca-Cola’s energy drink partner, isn’t excited with the plan. |
B.Pretty much every drink category is experimenting with making full use of energy sections. |
C.Coke recognized the importance of energy drinks when it struck a deal with Monster in 2014. |
D.By using natural ingredients and its recognizable brand, Coke may be going after consumers who wouldn’t reach for a Monster drink. |
E.Recently, consumers have been looking for functional ingredients — like caffeine for energy — in everything from sparkling water to juice. |
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9 . The Last Straw?
Every second, the world uses 160,000 plastic bags — that is a total of over five trillion per year. Up to 99 percent of these plastic bags hang around for at least 1,000 years and pollute Earth. And yet, plastic bags are hardly a necessity in our lives. Of all the changes we could make to create a more sustainable lifestyle, a total ban on plastic bags should be simple.
At the beginning of 2021, Shanghai put in effect a ban on all plastic bags in shopping malls and supermarkets, as well as a ban on non-degradable plastics in many other areas. Over the years, individuals and companies have worked to replace plastic items, such as cups and straws, with paper ones.
Customers complain that paper straws often become soft and break before they can finish their hot drinks. Experts, however, have repeatedly stressed plastic substitutes (替代品) are not the ultimate solution, and that our consumption habits need a bigger change.
In college, one of my environmental science professors promoted a type of waste-free living. She carried around a small glass jar with her, and in it was all her trash she collected for the entire year. She was able to do this by bringing her own cup to Starbucks, her own bags to the shops, and never buying anything that came wrapped in plastic. Her food waste also became compost.
Plastic bags are incredibly easy to forget about when they become increasingly common.
A.Clearly she demonstrated our ability to live a completely healthy life without creating a great deal of plastic waste. |
B.Plastic bag litter has even caused great problems in some areas. |
C.If they’re free to use and easily disposed of, they’re a mere tool that we don’t have to think about. |
D.Some of these decisions have been met with criticism. |
E.Unfortunately, such a high level of pollution doesn’t come without consequences. |
10 . There are a lot of different people in the world, but despite our differences, we all want to get along with others. Humans are social beings, and we enjoy being treated nicely.
Be a good listener. To start a conversation, it is important to listen first, especially when you are in a group. Don’t rush into instant chat when you have just arrived. Examine the situation and the conversation, and then say whatever you think fit. It is better to say something meaningful.
Don’t try to change people. It is not your job to change anyone else. It is not in your power to change anyone else. Let other people love how they want to live.
Keep a smile. A little laughter goes a long way, and a smile eases tensions, whereas a frown can create tensions. If someone teases you, try to laugh it off. If someone is frowning, smile at them. Be mindful of your facial expression. If you are persistently optimistic, people will cheer up when they see you coming.
A.Therefore, it is advisable to be thoughtful of how you behave yourself and deal with others. |
B.State out right that you want to get along. |
C.Getting along with someone isn’t about being their best friends or sharing all their hobbies. |
D.You can only change how you interact with people, you can’t change them. |
E.So it is better to listen to what the conversation is about before speaking. |