Harmful algal booms have huge economic impacts

A new publication by UNESCO reviews data on harmful algal bloom incidents across the world

Stuffed to death

How excess nutrients can kill a lake

Ancient algae play a role in building a healthy marine ecosystem: Study

Climate change is a major reason for the development, according to study

One in three large American rivers has changed colour in the last 34 years: Study

Most rivers in the United States appear green or yellow possibly due to human activities

Fuel from algae

Will algae biofuels become viable?

Pioneers of commercial biofuel production had to shut shop or diversify their portfolio

Moss largesse

Toxic algae spread in Florida; state declares local emergency

The rotting algae can impact the health of locals and prove dangerous to marine life

Ancient 'dead seas' offer a stark warning for our own near future

These dead zones, smaller-scale revivals of the primeval oceans that existed before complex life, appear to be caused by poor land management, …

Phytoplankton blooms in the Atlantic may originate in autumn rather than spring: NASA

The finding is startling as autumn and winters are a harsh time when growth conditions for phytoplankton are at their worst

Creating algae in the dark

Turkey should mitigate factors aiding growth of sea snot in Sea of Marmara: Expert

Manish Kumar from IIT-Gandhinagar warned that Indian waters too could experience a sea snot outbreak in the future

How microscopic marine algae impact global climate and Indian monsoon

Phytoplankton responds much faster to processes that alter temperature than the temperature itself, which changes slowly due to water’s …

Algae alleviates

South African townships that were earlier helpless in the face of pollution caused by human wastes, are now bucking up to the problem. Spirulina, …

Why seaweeds need to be conserved urgently

Indiscriminate collection severely damages the algae which is critical for balancing marine ecosystems and plays a role in thwarting climate …

An industrial spill might be to blame for an algal bloom ravaging Florida

Some 215 million gallons of wastewater was released into Tampa Bay in March and April this year

Why have Olympic pools turned green?

Organisers said the discolouration was caused by drop in alkalinity in the pools

Study unravels how ocean warming impacts early development of Giant Kelp, can aid conservation

At higher temperatures, spore release increased but other reproductive processes were hindered

Global Kelp forests declining at 1.8% annually; indigenous knowledge can help, say experts

Kelps are increasingly threatened by climate change, eutrophication and shoreline development, among other human-induced stressors

Cure for yellow stream

Green algae can revitalise streams poisoned with mine acids  

Algae outbreak in Arabian Sea threatens fisheries

Noctiluca scintillans, suited to grow in low-oxygen water, has been spreading in Arabian Sea for the last decade

Hit by slime, Caribbean corals at risk of extinction

Loss of algae grazers could wipe out the corals in the next 20 years

CO2 from cars to feed algae

Carbon smart

Algae can help check rising carbon levels in the environment

Science and Technology - Briefs