2023-11-20 15:53:26科学与社会
对消费者来说,猪的福利超过了对气候的担忧

Pork production is a societal concern on several fronts: antibiotics use, infectious disease, poor animal welfare and climate and environmental pressures. Even though the beef, coffee and chocolate industries are each major climate culprits, the world's

阅读全文
2023-11-20 15:53:25科学与社会
沉积物岩心分析支持以人类撞击地球为特征的新时代

Scientists have long debated the Anthropocene Epoch, a proposed unit of geologic time corresponding to the most recent period in history. It's characterized by substantial human impact on the planet.

阅读全文
2023-11-20 15:53:25科学与社会
可持续的未来建立在学习型社会的基础上

Escalating planetary crises, including climate change, the depletion of natural resources and the human-induced sixth mass extinction, pose increasing demands on pursuing a good life. As the planet is reaching its limits, old perceptions of well-being are

阅读全文
2023-11-20 15:53:24科学与社会
报告警告对人类和地球产生不可逆转影响的风险临界点

A United Nations University report today finds that drastic changes are approaching if risks to our fundamental socioecological systems are not addressed.

阅读全文
2023-11-20 15:53:23科学与社会
英国空气污染法规将减少死亡人数,但对保护生态系统收效甚微

Existing air pollution regulations will reduce thousands of premature adult deaths in the UK, but even the most effective technically feasible actions, which will save thousands more lives, will do little to protect the country's sensitive ecosystems, fi

阅读全文
2023-11-20 15:53:22科学与社会
单一模型预测就业、微生物群和森林的趋势

Researchers report that a single, simplified model can predict population fluctuations in three unrelated realms: urban employment, human gut microbiomes and tropical forests. The model will help economists, ecologists, public health authorities and other

阅读全文
2023-11-20 15:53:21科学与社会
在坎昆,移民受到的待遇就像当地的玛雅人一样

Ancient people immigrated to Cancun Island and were treated just like locals, according to a study published October 25, 2023 in the open-access journal PLOS ONE by Andrea Cucina of the Autonomous University of Yucatan, Mexico and colleagues.

阅读全文
2023-11-20 15:53:21科学与社会
分析大规模洪水适应影响的新方法

During the summer of 2022, the Indus River in Pakistan overflowed its banks and swept through the homes of between 30-40 million people. Eight million were permanently displaced, and at least 1,700 people died. Damages to crops, infrastructure, industry,

阅读全文
2023-11-20 15:53:20科学与社会
海洋保护区与气候变化

An international team has developed the first comprehensive framework for designing networks of marine protected areas that can help vulnerable species survive as climate change drives habitat loss.

阅读全文
2023-11-20 15:53:19科学与社会
脑损伤专家表示,尽管改革暂停,但定义死亡的法律仍需进行重要修改

After surveying the views expressed by 41 advocacy, medical, and transplant-focused organizations on the Uniform Determination of Death Act, a brain injury expert is calling for much-needed reforms to the legal definition of death in the United States. Th

阅读全文
2023-11-20 15:53:18科学与社会
社区制定的图像发布指南有助于解决科学中的再现性问题

Images created by a plethora of high-tech instruments are widely found in scientific research as both illustrations and sources of data. Recent advancements in light (or optical) microscopy in particular have enabled sensitive, fast, and high-resolution i

阅读全文
2023-11-20 15:53:18科学与社会
做或染色:废水中的合成色素对全球食物链构成威胁

Dyes widely used in the textile, food and pharmaceutical industries pose a pressing threat to plant, animal and human health, as well as natural environments around the world, a new study has found.

阅读全文
 252   首页 上一页 13 14 15 16 17 18 19 20 21 下一页 尾页