24 hours in pictures

Helsinki, Finland: Figure skaters perform during the opening ceremony at the ice hockey world championships Photograph: Markku Ojala/EPA

Cairo, Egypt: Protesters take shelter during clashes with police outside the Ministry of Defence weeks ahead of presidential elections Photograph: Hamada Elrasam/AP

Montana, US: Nate Cummins rides the night before the 'super moon' during an annual horse drive Photograph: Jim Urquhart/Reuters

Quebec, Canada: A protester kicks a teargas canister back towards police during a demonstration against tuition fee hikes in Victoriaville Photograph: Christinne Muschi/Reuters

Anamã, Brazil: Children stand on the porch of their home which has been flooded by the rising Rio Solimoes, one of the two main branches of the Amazon river. While a swath of the Amazon is under a state of emergency during one of the worst floods on record, Brazil's north-eastern region faces its worst drought in the last 30 years Photograph: Reuters

Srinagar, India: Dog catchers chase a dog during a sterilisation drive. Authorities in the Indian area of Kashmir have started to sterilise stray dogs after increased reports of dog attacks on people. According to statistics from a government hospital, more than 500 dog bites are reported every month in the city Photograph: Dar Yasin/AP

Goma, Democratic Republic of the Congo: A makeshift refugee camp on the grounds of Saint Egidio school in the village of Mugunga. People have been displaced after clashes erupted on 29 April in the eastern Nord Kivu province between the army and deserters of a former rebel group whose leader is wanted by the international criminal court Photograph: Junior D.kannah/AFP/Getty Images

Havana, Cuba: A tourist sits on the seafront boulevard El Malecon. Cubans seem generally pleased that economic change is afoot. Some like the idea of striking out on their own, with an opportunity to earn more than the basic state wage Photograph: Desmond Boylan/Reuters

Luzon, Philippines: A boy shows off his catch. A recent paper by the Asian Development Bank estimated that increasing the price of basic food staples, such as rice, would reduce gross domestic product and increase poverty Photograph: Dondi Tawatao/Getty Images

Gaza City, Palestine: A boy plays with sheep and a horse on the beach Photograph: Bernat Armangue/AP

Moscow, Russia: Dancers perform during the dress rehearsal of The Jewels at the Bolshoi Theatre. The ballet by George Balancine will open on 5 May Photograph: Maxim Shipenkov/EPA

Islamabad, Pakistan: Abla Zahir, six, sits on the ground holding her brother Yaseen, one, while waiting to receive a ration of rice during a donated food distribution at the Beri Iman, a shrine of the famous Sufi saint Beri Imam Photograph: Muhammed Muheisen/AP

London, England: Competitors are silhouetted as they go over the water jump in a women's 2,000-metre steeplechase B final during the British universities and colleges sport athletics championship at the Olympic stadium Photograph: Matt Dunham/AP

Monaco: PlanetSolar arrives in the harbour as it achieves the first global circumnavigation using only solar energy. The biggest solar boat ever built travelled through the Atlantic Sea, Panama canal, Pacific Ocean and returned to the Mediterranean Sea via the Suez Canal Photograph: Valery Hache/AFP/Getty Images