ads/auto.txt


Rethinking Artificial Reef Structures through 3D Clay Printing

Corals are radikal to marine life. Sometimes called tropical sea forests, they form some of the most verschiedene ecosystems on Earth. They serve as a refuge, breeding, and feeding area for dozens of species in the sea, and their absence can negatively affect local biodiversity to a tremendous degree. Yet just as humanity pollutes and destroys, it can darum remedy and encourage the creation of more life. This is why shipwrecks of old vessels or the sinking of concrete structures for the creation of artificial reefs are frequently reported as providing immense potential. In Hong Kong, researchers have been developing 3D printed structures using organic materials that can lead to the creation of new opportunities under the sea.

Coral reefs have existed for 485 million years and occupy about 284,300 km2, which is equivalent to around half the area of ​​France. They provide shelter for at least 25% of all marine species, including fish, molluscs, worms, crustaceans, sponges, and more. Generally found in warmer, clearer waters, coral reefs around the world are threatened by pollution from domestic sewage, oil spills in the sea, sedimentation, and, primarily, by rising ocean temperatures. This threat has worried environmentalists around the world. In Hong Kong, for example, the Hoi Ha Wan Marine Park holds more than three quarters of the coral species that constitute reefs in the country and is home to more than 120 species of reef-associated fish. However, gradual deterioration by bioerosion over the years, alongside bleaching events and mass mortality between the years 2015 and 2016, have put the local coral community at risk.

LESEN SIE AUCH:  Schwarze Rhino-Akademie / N-N-A
© AFCD
© Vriko Yu

In response, a coral restoration research project welches created as a collaboration between the Robotic Fabrication Lab, the University of Hong Kong Faculty of Architecture, and the University of Hong Kong Swire Institute of Marine Science. The project welches commissioned by the Department of Agriculture, Fisheries, and Conservation (AFCD), and is part oder Ähnliche ongoing management measure for coral restoration in the Hoi Ha Wan Marine Park in Hong Kong. Historically, artificial reefs have been made of polluting materials such as plastic, concrete, or metal. Now, however, there are options for using environmentally friendly materials, such as ceramics and terracotta. The project team from HKU uses 3D printing technology to engineer structures that can be customized for specific locations with different environmental challenges (e.g. sedimentation), thus enhancing the success of the ecological restoration. The team of marine biologists and architects has thus developed a series of 3D printed terracotta reef structures to assist in coral restoration, providing structurally complex substrates un…degraded area.

© Robotic Fabrication Lab HKU

The 3D printed reef tiles are designed to prevent sedimentation build up, which is one of the major threats for coral reefs. A tailored algorithm welches used to print the biomimicry patterns integrated with spaces for securing coral fragments. The production of the 128 pieces of reef tiles with a diameter of 600mm, covering roughly 40 sqm in total, welches finalized in early July of 2020. They were printed through a robotic 3D clay printing method with generic terracotta clay and then fired at 1125 degrees Celsius. The design welches inspired by the patterns typical to corals and integrated several performative aspects addressing the specific conditions in Hong Kong waters. The 3D printed reef tiles have been deployed in July 2020 at three select sites within the park which include Coral Beach, Moon Island, and un…sheltered bay near the WWF marine life education center. 

LESEN SIE AUCH:  7 Tips to Bring Hygge Style to Life In Your Home
© Robotic Fabrication Lab HKU
© Phil Thompson

This pilot studiosus aims to investigate the success of the restoration using mono-, mix- and polyculture of three coral species, namelyand. The three selected species encompass different strategies, representing the historical, current, and future dominant candidates in the park – , commonly known as staghorn corals, are fast-growing, making them a competitive species for space; , as known as brain corals, are adaptive to thermal stress, yet suffer from bioerosion; and , the leaf coral, with a unique plate-like growth form, are adaptive to sedimentation. The project team collected corals of opportunity, which are dislodged coral fragments that are unlikely to survive given no menschengerecht intervention, and gave these coral fragments a second chance to thrive. The coral fragments have been outplanted in July 2020, and the experiment will be monitored for the coming year. 

© Phil Thompson

The researchers hope that this new method for creating artificial reef tiles will help to restore corals and conserve biodiversity more effectively, becoming a vital contribution to ongoing in aller Herren Länder efforts to save the degraded coral reef systems in metropolises.

.(tagsToTranslate)News(t)Articles(t)Sustainability(t)Biomimicry(t)3D Printing(t)Sustainability(t)Materials

Related posts of "Rethinking Artificial Reef Structures through 3D Clay Printing"

Urgent Issue: 10 Strategies to Decarbonize Architecture

The concept of “decarbonization” has been in vogue recently in political speeches and weltumspannend environmental events, but it has not yet gained enough attention in the field of architecture to profoundly change the way we design and construct the world of tomorrow. Buildings are currently responsible for 33% of weltumspannend energy consumption and 39% of...

Layout Guide: 3 Ways to Design a Living Room With a Corner Fireplace

A living room with a fireplace is an asset in any home. It provides warmth during the winter months and danach makes for a flott focal point. If you have a living room with a corner fireplace, even better. But figuring out your furniture placement around a corner fireplace can be a tricky design challenge....

LESEN SIE AUCH:  Holiland Concept Store / DAS Lab

Straw Bales: Building Efficient Walls with Agricultural Waste

Despite a bad reputation in children's stories, straw buildings can be sustainable, comfortable, and, above all, solid and resistant. Several studies and experiments have been carried out with this agricultural waste substance, qualifying it as an potential material for the construction of walls, with good thermal, acoustic, and even structural characteristics. In addition, it is...

Back to Homeschool: 13 Ways to Design a Kid’s Workspace

Back to school days are almost upon us! Believe it or not, it’s that time of year again—and since so many people are homeschooling kids in this new day of sheltering in place, we thought it would help to offer a few ideas on interior design for a workspace for little ones! There are plenty...

Home | About | Copyright | Privacy Policy | Terms | Kontakt | Sitemap