Finance · 08/05/2025

The article explores the significance of green hydrogen in the energy transition for heavy transportation and heavy industry. It discusses potential methods to enhance hydrogen production efficiency, particularly through the application of silicon carbide, offering new hope for achieving sustainable development in the future.

Transportation · 08/05/2025

This article introduces a liquid hydrogen storage and delivery system developed collaboratively by Florida A&M University and Florida State University, aimed at helping the aviation industry achieve zero emissions. The system can safely and effectively store liquid hydrogen, serving as a clean fuel source and a key system for powering and cooling electric aircraft, thereby promoting sustainable development in aviation.

Finance · 07/23/2025

Iridium, an extremely rare high-tech metal, is increasingly attracting the attention of investors. Although its abundance on Earth is minimal, it is relatively abundant in the universe. Iridium's applications span aerospace, medical fields, and green hydrogen production. Its unique chemical properties and investment potential position it as a vital component of future technologies.

Culture · 08/05/2025

Ammonia is a promising alternative fuel, and the environmental sustainability of its production directly impacts carbon emissions. Currently, ammonia is primarily produced through the energy-intensive Haber-Bosch process, which relies on fossil fuels for hydrogen extraction, resulting in significant carbon emissions. Promoting the production of green ammonia is crucial as it depends on renewable energy sources, aiming for lower greenhouse gas emissions and advancing the goals of sustainable development.

Education · 10/02/2024

A groundbreaking Northwestern University study unveils the water molecule formation process under palladium catalysis, offering a sustainable water resource solution for arid regions and space exploration. By employing real-time observation techniques, the research optimizes reaction conditions and explores palladium alternatives. This provides a fresh perspective on global water resource management and sustainable development, paving the way for innovative approaches to water scarcity challenges and resource utilization in extreme environments.

Finance · 08/19/2025

The chemical industry has long relied on petroleum, facing environmental pollution and resource risks. Biosynthetic manufacturing utilizes organisms to convert renewable resources into chemicals and materials, breaking away from dependence on petroleum and achieving green and sustainable production. It presents opportunities for the chemical industry, driving innovation in new materials, new energy sources, and other fields, creating a clean, healthy, and sustainable future. This approach offers a pathway towards a more environmentally friendly and resource-efficient chemical industry.

Lawyers · 04/24/2025

With the changes in U.S. immigration policy, the difficulty of applying for a marriage green card has increased. The interview process has become more in-depth, with immigration officers requiring applicants to provide more evidence to verify the authenticity of the marital relationship. This includes personal life details and various documents. Couples who are separated face even higher scrutiny and must be fully prepared both emotionally and legally.

Lawyers · 08/06/2025

This article explains how to apply for a US Green Card, including the types of Green Cards, application requirements, necessary steps, and the benefits granted. A Green Card allows holders to live and work in the US permanently, enjoy federal benefits, apply for immigration for family members, and eventually apply for US citizenship. There are various pathways for application, each with different requirements that must follow specific processes.

Lawyers · 08/06/2025

Investment immigrants must file a petition to remove conditions within 90 days before the expiration of their conditional green card to avoid status termination. Even in the event of death during the holding period, family members can apply to remove the conditions. It is crucial to act promptly to maintain permanent resident status.

Lawyers · 07/31/2025

This article explores the importance of green cards in living in the United States and offers strategies for addressing problems such as loss of a green card, incorrect information, and pending renewals. It provides solutions like I-90 and I-551 stamp applications and guides readers on how to effectively maintain their legal status.

Travel · 08/01/2025

Point State Park is a historical and natural oasis in Pittsburgh. Once an important military stronghold, it now attracts visitors to enjoy the blend of stunning landscapes and history. The park features grand fountains and bike paths, making it an ideal spot for leisurely walks and relaxation.

Lawyers · 08/05/2025

Permanent residents aged 14 and above must apply for a new Green Card within 30 days before their birthday or within 30 days of returning to the U.S. if abroad. Individuals facing deportation or who have abandoned their status should pay special attention to application restrictions. Temporary identification can be used for various official matters, and it is crucial to contact the immigration service center promptly if the new Green Card is not received.

Education · 10/05/2024

Student-led environmental actions are flourishing on US college campuses, exemplified by food recovery and water projects at the University of Maryland. California's policies are setting a precedent, but increased student involvement is crucial to amplify the impact of grassroots initiatives. Further efforts should focus on expanding these student-driven projects and fostering a greater commitment to sustainability across higher education institutions. This will ensure a more significant and lasting contribution to environmental protection and resource management.

Education · 01/06/2025

Research indicates that green spaces effectively reduce children's screen time, but uneven distribution exacerbates health inequalities. Urban planning, community engagement, and policy interventions should improve accessibility to green spaces in disadvantaged communities, promoting children's physical and mental well-being and fostering equitable and sustainable urban environments. This requires targeted strategies to ensure all children, regardless of socioeconomic background, have access to quality green spaces for recreation, play, and overall health improvement. Addressing this disparity is crucial for creating healthier and more equitable cities for future generations.

Finance · 08/22/2025

Scientists at North Carolina State University are revolutionizing the manufacturing process of magnetic materials using Friction Stir Consolidation (FSC). This technique achieves efficient consolidation of magnetic materials with lower energy consumption and reduced environmental pollution. It offers possibilities for the development of novel high-performance magnetic materials, contributing to the sustainable development of the new energy industry. FSC provides a promising pathway for creating advanced magnetic components with enhanced properties and reduced environmental impact.