Population Trends

World health statistics 2025: Monitoring health for the SDGs, Sustainable Development Goals

WHO published its World health statistics report 2025, revealing the deeper health impacts caused by the COVID-19 pandemic on loss of lives, longevity and overall health and well-being. In just two years, between 2019 and 2021, global life expectancy fell by 1.8 years—the largest drop in recent history— reversing a …

Tiger population declines in state

While neighbouring Karnataka is rejoicing, Andhra Pradesh got a bad report card with the census revealing that there has been a decline in tiger population in north Andhra Pradesh. Other than AP, Madhya Pradesh too has shown a decline in the big cat population.

Death knell for Indian tiger population?

With 60 tiger deaths recorded in 2010, environment minister Jairam Ramesh

Centuries of scarcity

François Jean, a leading figure in Doctors Without Borders and someone who had worked in Ethiopia for long, once wrote that famine was used by the government in Addis Ababa as “a trump card to weaken opposition movements and control populations”. Like Soviet Russia after the Bolshevik revolution and like …

Hyena population on decline in forests of Mhow

The forests of Mhow are witnessing a steep decline in the hyena population as they are increasingly falling prey to road accidents. The forest areas like Mhow, Badgonda, Choral and Manpur are gifted with a 20-km broad forest cover. Hyenas with other wild inhabitants like panther, wild boars, jackals and …

Population 7 billion

There will soon be seven billion people on the planet. By 2045 global population is projected to reach nine billion. Can the planet take the strain?

City vs country: The concrete jungle is greener

They may not have so many trees to hug, but city slickers lead more environmentally friendly lives than their country cousins.

The century of the city

The explosion in urban population looks set to continue through the twenty-first century, presenting challenges and opportunities for scientists.

Population trends may impact carbon emission levels: Researchers

A slowing of population growth, following one of the slower growth paths considered plausible by demographers at the UN, could contribute to significantly reducing greenhouse gas emissions. Vinson Kurian Changes in population growth and composition, including aging and urbanisation, could significantly affect global emissions of carbon dioxide over the next …

Global demographic trends and future carbon emissions

Substantial changes in population size, age structure, and urbanization are expected in many parts of the world this century. Although such changes can affect energy use and greenhouse gas emissions, emissions scenario analyses have either left them out or treated the min a fragmentary or overly simplified manner. We carry …

Current demographics suggest future energy supplies will be inadequate to slow human population growth

Influential demographic projections suggest that the global human population will stabilize at about 9

Catch the tiger by the tale

Shivang Mehta & Kahini Ghosh Mehta take a close look at the economics of tiger conservation and seek freedom from it IT IS not a hidden fact that millions of dollars are being poured into the conservation of the striped wonders of India but the situation remains precarious. With fewer …

A scholar among bureaucrats

Once in the late 1950s, the then prime minister Jawaharlal Nehru was to address the students of Delhi School of Economics. On such formal occasions, the head of the Delhi School, V K R V Rao, expected students to wear silver-grey, buttoned- up coats with the institution's crest. On the …

Chinese hide 3 million babies a year 1-child policy

As many as three million Chinese babies are hidden by their parents every year in order to get around the country

Bird population in Ghaggar declines

Chhat (Banur): Drastic fall in number of birds on the banks of Ghaggar river that runs alongside the Mahendra Choudhary Zoological Park, famous as the Chhatbir Zoo, has upset bird lovers. The population of birds has shown a sharp decline over the past couple of years. Rise in pollution level, …

Blowhole dolphin population rising

PARADIP: The population of blowhole dolphin, declared as an endangered species, has recorded a gradual rise at Mahanadi river mouth in Paradip. Though no census has yet been carried out by the Forest of Fishery Department, it is estimated that there are about 150 porpoises on the Paradip coast, officials …

Budget for NPR okayed

With a tentative deadline of completing the exercise by September this year, the government has decided to create a National Population Register (NPR) of the entire population beginning this April. This will be the first such endeavour in the world to enumerate 1.2 billion people with their biometric details. The …

Saltwater crocs population on rise in Bhitarkanika

At least 1,610 saltwater (estuarine) crocodiles were sighted by the Bhitarkanika forest personnel in the annual census of the crocodile, which was recently concluded at the creeks, rivulets and water bodies of the Bhitarkanika river system, said DFO of Rajnagar Mangrove (Wildlife) Forest Division PK Behera. The saltwater crocodiles

India sees decline in fertility

Jan. 13: Despite an increasing population in terms of absolute numbers, India might be looking at stabilisation of its population with the country witnessing a significant decline in fertility. The total fertility rate has come down from six in 1951 to 2.7 in 2007, even as the population increased from …

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