# Coronavirus transmission

• Aerosols can be carried in the air for upto 10m and improving the ventilation of indoor spaces will reduce transmission.

• The principal scientific advisor to the government of India has released this advisory on stopping the spread of covid 19.

• Using exhaust systems, ventilating spaces with improved directional air flow decreases the accumulated viral load in the air, reducing the risk of transmission.

# Mucormycosis

• The union government has asked the states to declare mucormycosis, the fungal infection being reported in covid-19 patients, an epidemic.

• Health and family welfare ministry joint secretary Lav agarwal said declaring the black fungus infection seen in covid-19 patients and epidemic would lead to health facilities screening for it and reporting all such cases to the government.

# Tibet highway

• China has completed the construction of a strategically significant highway through the world’s deepest canyon in tibet along the Brahmaputra river.

• It will provide China a greater access to remote areas along the disputed border with Arunachal pradesh in India.

• The official media of China reported that it took 7 years to get completed.

# Colombo port city

• The srilankan parliament on thursday passed a controversial bill on laws governing the china backed colombo port city.

• The bill got passed with a majority of 149 legislators in the 225 member house.

• Legislators from opposition parties have described this port city as a chinese enclave.

# Antarctica icebergs

• A huge ice block has broken off from western Antarctica into the weddell sea.

• It has become the largest iceberg in the world and has been named A-76.

• It is latest in a series of large ice block to dislodge in a region acutely vulnerable to climate change.