Climate Change Led to Collapse of Ancient Indus Civilization, Study Finds

A new study combining the latest archaeological evidence with state-of-the-art geoscience technologies provides evidence that climate change was a key ingredient in the collapse of the great Indus or Harappan Civilization almost 4000 years ago. Once extending more than 1 million square kilometers across the plains of the Indus River from the Arabian Sea to the Ganges, the Indus civilization was the largest of the first great urban cultures that also included Egypt and Mesopotamia.

Stay or go? Some towns are eyeing retreat from sea

Pounded by erosion, some communities hugging California’s shoreline are eyeing a retreat from the sea. There’s a growing acknowledgement that the sea is relentless and erosion will worsen with rising seas fueled by global warming. Up and down the California coast, some communities are deciding it’s not worth trying to wall off the encroaching ocean. Until recently, the thought of bowing to nature was almost unheard of.

Seagrasses Can Store as Much Carbon as Forests

Seagrasses are a vital part of the solution to climate change and, per unit area, seagrass meadows can store up to twice as much carbon as the world’s temperate and tropical forests.

How to Save Bangladesh?

Bangladesh sits at the end of the cone of the Bay of Bengal. The country is infamous for natural disasters. Most of the land is flat and just above sea level, every storm sweeps across the country without any obstacles, and tidal surges pound the coast. About 150 million people live here, and the population density is one of the highest in the world after places like Singapore and Hong Kong…