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Green Algae

Green Algae

Green algae, also referred to as chlorophytes, are different from red algae in having the chloroplasts containing chlorophylls a and b, which give them their distinct green hue. However, they lack phycobiliproteins, preventing them from developing the red or blue-green pigmentation seen in red algae. In terms of photosynthetic pigment composition, green algae closely resemble plants and share a close evolutionary relationship with them. Taxonomically Green algae belong to Phylum Chlorophyta in...

Overview of Algae

Overview of Algae

The kingdom Archaeplastida encompasses red and green algae, along with land plants. Unlike other protists with chloroplasts that arose through secondary endosymbiosis, only red and green algae originated from primary endosymbiotic events. This diverse group of eukaryotic organisms contains chlorophyll and performs oxygenic photosynthesis.Algae exist in various forms, from large brown kelp in coastal waters to green scum in puddles and stains on rocks or soil. Some species are responsible for...

Red Algae

Red Algae

Red algae, also known as rhodophytes, are primarily found in marine environments, though some species inhabit freshwater and terrestrial ecosystems. These organisms exist in both unicellular and multicellular forms, with some multicellular varieties reaching macroscopic sizes.As phototrophic organisms, red algae contain chlorophyll a; however, their chloroplasts lack chlorophyll b. Instead, they possess phycobiliproteins, which serve as major light-harvesting pigments, similar to those found in...

Other Algae

Other Algae

The group Stramenopiles include some phototrophic microorganisms. Members of this group possess flagella covered in numerous short, hairlike extensions, a feature that inspired the group's name, derived from the Latin words for "straw" and "hair." Some of the main categories of Stramenopiles include diatoms, golden algae, and brown algae.Diatoms are unicellular, photosynthetic eukaryotes, with over 200 known genera. They play a key role in the planktonic communities of both marine and...

Responses to Salt Stress

Responses to Salt Stress

Salt stress—which can be triggered by high salt concentrations in a plant’s environment—can significantly affect plant growth and crop production by influencing photosynthesis and the absorption of water and nutrients.

Overview of Archaea

Overview of Archaea

Archaea, named after the Archaean eon, represent a unique domain of life, distinct from bacteria and eukaryotes, with remarkable traits. Their cellular and molecular features, ecological adaptability, and industrial relevance highlight their importance in understanding life processes and leveraging biotechnology.Cellular and Molecular CharacteristicsA defining feature of archaea is their unique membrane composition. Archaeal membranes contain ether-linked isoprenoid lipids, which confer...

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Related Experiment Video

Updated: Aug 15, 2025

Coupling Carbon Capture from a Power Plant with Semi-automated Open Raceway Ponds for Microalgae Cultivation

Coupling Carbon Capture from a Power Plant with Semi-automated Open Raceway Ponds for Microalgae Cultivation

Published on: August 14, 2020

Realizing algae value chains in arid environments: an Arabian Peninsula perspective.

Kira Schipper¹, Hareb Mohammed S J Al Jabri², René H Wijffels³

¹Algal Technologies Program, Center for Sustainable Development, College of Arts and Sciences, Qatar University, PO Box 2713, Doha, Qatar.

Trends in Biotechnology

|December 29, 2022

Summary

Algae cultivation in arid regions like the Arabian Peninsula offers sustainable solutions for feed, fuel, and chemical production. Strategic management can overcome challenges, potentially driving global algal technology adoption.

Keywords:

GCC Middle East commercialization economic diversification microalgae sustainable development

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Construction and Setup of a Bench-scale Algal Photosynthetic Bioreactor with Temperature, Light, and pH Monitoring for Kinetic Growth Tests

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Published on: June 14, 2017

Area of Science:

Biotechnology and Sustainable Resources
Arid Region Agriculture

Background:

Algae present a viable, sustainable feedstock for diverse industrial applications.
Arid regions, specifically the Arabian Peninsula, are exploring algae for food security, economic growth, and decarbonization.

Purpose of the Study:

To assess the commercialization potential of algae in the Arabian Peninsula.
To identify opportunities and challenges in regional algae production.

Main Methods:

Exploration of technical, societal, and political factors influencing algae commercialization.
Analysis of regional strengths and implementation hurdles.

Main Results:

Key strengths include favorable climate, available process inputs, and funding opportunities, enhancing global competitiveness.
Challenges involve climate change impacts, human resource acquisition, and scaling from research to commercial levels.

Conclusions:

Balanced management is crucial for overcoming implementation challenges.
Regional efforts in algae production could catalyze global adoption of algal technologies.