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Cruise Ship Industry on a Mission to Reduce its Carbon Footprint
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Applied Technology Review | Monday, July 11, 2022
Under scrutiny for its environmental footprint, Europe’s cruise industry is blasting the horn that it’s investing heavily in new tech and innovation to sail into a greener future.
FREMONT, CA: Before the COVID-19 pandemic, 30 million passengers were travelling annually throughout the world. Now, with a new worldwide aim of net-zero carbon cruising by 2050, the industry is making a comeback. The industry has already begun rethinking ship design and operation in response to mounting pressure for more environmentally friendly and responsible travel, including the exploration of alternative fuel and power technologies and stepped-up recycling and sustainability in supply chains. However, environmental activists may feel that the 2050 carbon neutrality goal is a little late. The idea of building the first emission-free ship has received a lot of attention. Technology suggests that this spacecraft won't be accessible until 2030 or 2035.
Although cruising is acknowledged as a significant contributor to the travel and tourist industry in Europe, university research published last year indicated that a large ship can generate more carbon dioxide than 12,000 cars. It also made note of the fact that a night spent at sea uses 12 times as much energy as one spent at a hotel. More than 20 billion Euros has already been invested internationally in ships with cutting-edge technology and cleaner fuels to lower air pollution and increase efficiency. For example, Exhaust Gas Cleaning Systems (EGCS) have been installed to remove the sulphur content from exhaust fumes and to minimise particulate matter (the solid particles generated by burning). A cruise ship that Silversea Cruises, a company based in Monaco, calls game-changing, will make its debut the following year.
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The most recent Project Evolution will run on three different types of sources of energy, including a fuel cell system, battery technology, and dual-fuel engines that use liquified natural gas (LNG) as well as conventional marine gas oil as its primary fuel source. Although LNG emits around 25 per cent less carbon dioxide (CO2) than traditional maritime fuels, methane emissions, a powerful greenhouse gas, continue to be a major concern for advocacy groups like the International Council on Clean Transportation. The Silver Nova ship, which can carry over 700 guests, will run entirely on fuel cells while in port, allowing the engines to be turned off. According to Silversea Cruises, it will be the first hybrid luxury cruise ship of its class to be emission-free when moored. Along with this, the industry has pledged that by the year 2035, all ships calling at ports with shoreside energy will be equipped to utilise it. However, cruise operators claim that outdated port infrastructure is impeding widespread usage of technology.
The Costa Group, a division of Carnival Corporation with headquarters in Italy, is making significant LNG investments similar to Silversea. Costa presently has four LNG-powered ships in its fleet; the first two joined in 2019 and the last two joined in 2018. Additionally, it is recycling onboard food waste into fertiliser and getting ready to test out rechargeable batteries. The corporation claims that the cruise workers themselves are a driving element behind its green development. Additionally being developed as heavy fuel oil substitutes are biodiesel, methanol, ammonia, and hydrogen. Before widespread use, however, there are engineering, supply, and regulatory challenges that must be overcome. Wärtsilä, a Finnish firm with a workshop in Genoa, develops and offers marine technology, with a particular emphasis on novel fuels. Methanol is a leading candidate for the green transition in this situation since it complies with environmental rules, has a reliable supply, and is also very simple to install into existing ships.
The quest for sustainability trickles down to those developing the next generation of cruise ships, who are likewise under pressure to innovate in a way that is as environmentally friendly as possible.
At the forefront of technical advancement, aerial robots are revolutionizing various sectors, including entertainment, logistics, agriculture, and defense. Unmanned aerial vehicles, sometimes known as drones, are highly complex robots that can function independently or with little assistance from humans. They are at the center of this revolution. These gadgets have entirely changed how we handle jobs like data collection, surveillance, and service delivery.
Several cutting-edge technologies form the technical basis of aerial robotics, allowing unmanned devices to carry out a wide range of activities effectively and safely. Sensors, onboard processors, control, and propulsion systems are essential.
Propulsion Systems
The propulsion system is essential for aerial robots since it supplies the thrust needed for flight. These systems usually employ either fixed-wing or rotary-wing designs, each tailored for a particular set of operations.
Fixed-Wing Propulsion
Drones with fixed wings are built using a traditional aircraft structure, in which the wings produce lift. These drones, which are powered by electric motors or internal combustion engines, are well-known for their energy efficiency and range, which makes them perfect for traveling large distances.
Rotatory Wing Propulsion
Rotary-wing drones—such as quadcopters or octocopters—rely on revolving propellers for lift and mobility. Each propeller's speed and direction can be adjusted for precise motions, such as hovering, vertical launch, and close-range work.
Global Positioning System (GPS) and Inertial Measurement Unit (IMU)
GPS provides location information, and accurate navigation and flight control are made possible by the IMU, which measures orientation, velocity, and acceleration.
Light Detection and Ranging (LiDAR) and Optical Sensors
LiDAR creates intricate 3D maps of the environment using lasers, which helps in obstacle recognition and navigating over challenging terrain. For mapping, surveillance, and inspection applications, optical sensors—such as cameras and thermal imagers—gather visual data.
Onboard Processors and AI Algorithms
Artificial intelligence (AI) algorithms and strong onboard processors enable modern aerial robots to make snap judgments based on sensor data. These computers handle everything from essential flight control to intricate tasks like tracking, object identification, and autonomous mission planning.
Flight Control Algorithms
Even in changing settings, these algorithms provide steady flying by processing sensor information to modify speed, altitude, and direction. When performing intricate maneuvers, they are crucial for preserving control and balance.
AI and Machine Learning
AI-based drones can automatically identify, categorize, and follow objects or people. By learning from its surroundings and making judgments in real-time, machine learning algorithms enable the system to perform better over time, which is very helpful in applications like surveillance. ...Read more
London : The London Climate Technology Show 2024 is just 7 days away, as industry experts, business leaders, and influential decision-makers converge at ExCel London to chart the course towards a net-zero future.
Building on two years of remarkable success, the third edition of #CTS offers the ultimate networking platform for governments, organisations, and individuals to explore innovative sustainability solutions, tackle the climate crisis, and gain valuable insights into green tech advancements. Attendees can expect deep insights into decarbonisation strategies and transformative ideas that are accelerating the global transition to a net-zero world.
The show features an insightful conference, where 80+ renowned speakers are set to address some critical themes: achieving Net Zero and overall sustainability, innovations in AgriTech, the evolving landscape of carbon markets, and advances in climate tech. Among the distinguished speakers who will be contributing their expertise on these pivotal topics are:
● James Lockyer - Director, Climate Innovation Fund, Microsoft
● Mark Campanale - Founder & Executive Director, Carbon Tracker
● Laura Sandys - Chair, Green Alliance
● Guy Newey - CEO, Energy Systems Catapult
● Olivia Powis - UK Director, Carbon Capture and Storage Association (CCSA)
● Doug Parr - Chief Scientist and Policy Director, Greenpeace UK
● Robert Trezona - Founding Partner, Kiko Ventures
● Fredrick Royan - Global Practice Area Leader, Sustainability and Circular Economy, Frost & Sullivan
● Dr. Stefan Kaufmann - Member of the Bundestag, German Bundestag
● Click here to check all speakers
The event also features a diverse range of exhibitors showcasing cutting-edge solutions and innovations across sustainability and climate technologies. Among the exhibitors are Carbon Capture and Storage (CCS) companies like CGI and Terra CO2 Technology; Carbon Management & Accounting companies like Greenly and Gaia Carbon Accounting; Carbon Offsetting and Trading companies like Carbonsafe and Carbon Asset Solutions (CAS); Emerging Climate Technologies like Nabla Flow and Luna 9; Artificial Intelligence and Data-Driven Solution providers like Immtell and Electryone AI; Sustainable Energy Solutions like Asuene, Applied Works, Carbon Reduction Technologies like Freeze Carbon and Coomtech, and many more. Click to explore the entire list.
With thousands of industry professionals convened under one-roof, #CTS24 offers an opportunity for exhibitors to meet business partners in a highly engaging conducive environment.
Complementing the main program, #CTS24 also hosts engaging side events such as Startup Acceleration Programs, workshops, etc fostering further opportunities for learning and collaboration and enhancing understanding of key issues and trends. This initiative aims to provide vital support for sustainable endeavours, thereby accelerating the adoption of eco-friendly technologies and practices.
Join us for this year’s most exciting netzero event and explore what is on offer to tackle the pressing challenges of climate change. Click Here To Register.
In case of any queries, you can contact us at: press@valiantandcompany.com ...Read more
Nanotechnology is poised to transform numerous fields, from medicine and electronics to materials science and environmental sustainability. Innovations in nanoscale materials and applications are enhancing existing technologies and also paving the way for new solutions to complex challenges, such as drug delivery, energy storage and pollution control. This exploration of the next frontier underscores the importance of interdisciplinary collaboration and ethical considerations, ensuring that the benefits of nanotechnology are harnessed responsibly for a sustainable future.
Research and development in nanotechnology have led to groundbreaking innovations, enabling the creation of tailored materials with specific properties at the nanoscale. This advancement has significantly expanded the materials science toolkit available to researchers, process engineers, and companies. The ability to manufacture lighter, stronger, more durable and more reactive nanomaterials has opened up new possibilities across various scientific fields.
Advancements in Materials Science
The production of nanoscale materials has resulted in enhanced electrical conductivity and complex architectures, making them suitable for a wide range of applications at the forefront of materials science. Nanotechnology encompasses diverse scientific disciplines, including surface science, molecular biology, molecular engineering, organic chemistry, energy storage, and semiconductor physics. This broad scope has facilitated the field's rapid evolution, with many nanoscale materials and processes transitioning from laboratory research to everyday commercial products.
Promising Applications in Electronics and Energy
Nanotechnology holds immense promise in sectors such as electronics and clean energy. For instance, carbon nanotubes are anticipated to replace silicon as the primary material for next-generation electronic products. Their unique properties allow for the development of faster and more efficient microchips and quantum nanowires, enhancing storage capacities, battery life, and security. In energy, nanostructured catalysts improve fuel cell efficiency, while nanofluids strengthen the efficiency of solar connectors. Quantum dots and carbon nanotubes further boost energy absorption in solar cells, positioning nanotechnology as a crucial player in the shift from fossil fuels to renewable energy sources.
Environmental Applications
Nanotechnology is also making significant strides in environmental applications, particularly in carbon capture technology. For example, a carbon capture platform developed by MIT researchers utilized carbon nanotubes in its design. While progress has been made, the full potential of nanotechnology in improving carbon capture methods remains to be explored, with ongoing research aimed at further advancements.
Impact on Biomedicine
Nanotechnology has led to numerous noteworthy applications in biomedicine, including the development of new diagnostic tools, drug delivery systems, and vaccines. Ongoing research in this area has the potential to transform healthcare by offering innovative solutions to complex medical challenges.
Addressing the Food Crisis
Finally, nanotechnology is being leveraged in the food industry to tackle significant challenges, such as the global food crisis. With the world’s population increasing, there is an urgent need for agricultural systems to produce more food. Reducing food waste has been identified as a critical strategy, as approximately one-third of food is wasted. Recent innovations include the use of nanoparticles to create coatings for fruits that extend shelf life, underscoring the potential of nanotechnology in enhancing food security in the future.
The progression of nanotechnology will require cross-sectoral involvement from scientists, governments, civil society organizations, and the general public to assess its role effectively. Over the next three years, continued development is expected, leading to further scientific breakthroughs. Anticipated advances in nanomedicine may enhance diagnostics, targeted therapy, and imaging. Additionally, improvements in smart devices are expected, including advancements in hygiene, surfaces, nanocoatings, improved performance, battery life and miniaturization.
As researchers continue to unlock the capabilities of nanoscale materials and systems, integrating nanotechnology into various sectors is expected to lead to innovative solutions that enhance quality of life. However, it is crucial to approach these advancements with a commitment to safety, ethics and regulatory frameworks that ensure responsible development. Fostering collaboration across disciplines and engaging with stakeholders can maximize the benefits of nanotechnology while mitigating potential risks, ultimately paving the way for a more sustainable future. ...Read more
Climate change is a pressing global issue that requires innovative solutions. Technology, often seen as a double-edged sword, is a key tool in adapting to this challenge. It offers renewable energy solutions and data-driven analytics, enhancing resilience and sustainable development. The renewable energy revolution, driven by technological advancements, provides clean alternatives to fossil fuels, reducing greenhouse gas emissions and dependence on finite resources.
Technological innovations in energy storage, such as lithium-ion batteries and pumped hydro storage, address intermittency issues, enabling a reliable transition to renewable sources. Smart grids and demand-side management technologies optimize energy distribution, enhancing efficiency and resilience in the face of climate-induced disruptions. Agriculture, vulnerable to climate variability, transforms technology-driven solutions. Precision agriculture employs sensors, drones, and satellite imagery to accurately monitor soil health, crop growth, and water usage. Genetic engineering and biotechnology offer drought-resistant crops and disease-resistant strains, bolstering food security amidst changing climatic conditions.
Infrastructure resilience lies at the heart of climate change adaptation, with technology playing a pivotal role in its enhancement. Advanced modelling techniques and simulation software enable engineers to design infrastructure capable of withstanding extreme weather events, from fortified coastal defences to resilient urban infrastructure. Sensor networks and Internet of Things (IoT) devices facilitate real-time infrastructure integrity monitoring, enabling proactive maintenance and rapid response to climate-induced disruptions, minimizing downtime and economic losses. Nature-based solutions harness the inherent resilience of ecosystems to mitigate climate risks and enhance adaptation efforts.
Green infrastructure, encompassing green roofs, urban forests, and permeable pavements, reduces the urban heat island effect, mitigates flood risks, and enhances biodiversity. Technological innovations such as bioengineering and ecological restoration techniques amplify the effectiveness of nature-based solutions, offering scalable and cost-effective strategies for climate resilience in urban and rural landscapes. In the era of big data, harnessing vast amounts of information becomes instrumental in climate change adaptation. Remote sensing technologies, artificial intelligence, and machine learning algorithms analyze complex environmental data to predict and mitigate climate-related risks.
From early warning systems for weather events to predictive models for disease outbreaks, data-driven decision-making empowers policymakers and stakeholders to formulate adaptive strategies with precision and foresight, enhancing resilience across sectors and communities. Technology catalyzes community engagement and climate education, fostering collective action and behavioral change. Social media platforms, augmented reality, mobile applications, and virtual reality experiences raise awareness about climate change impacts and adaptation strategies, empowering individuals to take proactive measures in their daily lives. Digital platforms facilitate peer-to-peer knowledge exchange and collaboration, enabling communities to co-create innovative solutions tailored to local contexts and needs.
Technology emerges as a tough ally in the quest for adaptation and resilience. From renewable energy solutions to precision agriculture and climate-resilient infrastructure, technological innovations offer various opportunities to mitigate weather shift impacts and foster sustainable development. By harnessing the power of data-driven decision-making and promoting community engagement, we can navigate the complexities of climate change with resilience and ingenuity, forging a path toward a more sustainable and resilient future for future generations. Collaboration, innovation, and collective action remain imperative in addressing the defining challenge of our time. ...Read more