Rainwater harvesting and eco-gardens: how one Colombian neighbourhood helped a whole city plan for climate change

From rainwater harvesting to tree nurseries, communities in Medellín are taking steps to increase their landslide and flooding resilience

The Guardian
Can you stop malaria crossing borders? One nation’s bid to wipe out the disease

Informal migration, plus climate change and rising numbers of cases globally, are complicating the tireless efforts of the landlocked African country to eradicate the killer disease

The Guardian
UK to call for end to Sudan bloodshed at Berlin talks on third anniversary of war

British aid to double as 19m people face acute hunger, but summit unlikely to end conflict amid Saudi-UAE tensions

The Guardian
Anger at ‘bloody unacceptable’ efforts to end Sudan’s war as conflict enters fourth year

A top UN official has criticised lack of global urgency as reports confirm the world’s largest humanitarian crisis is worsening

The Guardian
And the election winner is … the candidate who can afford Africa’s soaring nomination fees

Presidential elections in Djibouti and Benin at the weekend highlighted how a costly electoral system is reshaping democracy

The Guardian
Wild chimpanzees recorded waging ‘civil war’ with coordinated attacks between two groups

New study describes what may be the first case of a unified community of chimps turning on itself

The Guardian
UK spending on foreign aid hits lowest level since 2008

Government allocated 0.43% of national income to aid in 2025, with total spend down £1bn on previous year

The Guardian