Climate change: a chronic health problem for the 21st century
Health officials need to be a bigger part of decisions to reduce and deal with the effects of climate change, expert says
Policemen walk past supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), having their breakfast in front of the Parliament house building during the Revolution March in Islamabad
Policemen walk past supporters (R) of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), having their breakfast in front of the Parliament house building during the Revolution March in Islamabad August 29, 2014. Pakistan has been gripped by mass rallies for more than two weeks, with protesters led by cricketer-turned-politician Imran Khan and firebrand cleric Tahir ul-Qadri camped outside parliament demanding Prime Minister Nawaz Sharif resign. REUTERS/Akhtar Soomro (PAKISTAN - Tags: POLITICS CIVIL UNREST)
A supporter of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), carries his breakfast of flat bread and tea in front of the Parliament house building during the Revolution March in Islamabad
A supporter of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), carries his breakfast of flat bread and tea in front of the Parliament house building during the Revolution March in Islamabad August 29, 2014. Pakistan has been gripped by mass rallies for more than two weeks, with protesters led by cricketer-turned-politician Imran Khan and firebrand cleric Tahir ul-Qadri camped outside parliament demanding Prime Minister Nawaz Sharif resign.REUTERS/Akhtar Soomro (PAKISTAN - Tags: POLITICS CIVIL UNREST)
Imran Khan addresses supporters while a boy gestures in Islamabad
Imran Khan, the Chairman of the Pakistan Tehreek-e-Insaf (PTI) political party, addresses supporters while a boy gestures in front of the Parliament house building during the Revolution March in Islamabad August 28, 2014. Former cricketer Imran Khan and Qadri, who controls a network of Islamic schools and hospitals, have been leading protests in the capital, Islamabad, trying to bring down Prime Minister Nawaz Sharif. REUTERS/Akhtar Soomro (PAKISTAN - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY)
Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), speaks to his supporters in front of the Parliament House building during a "Revolution March" in Islamabad
Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), speaks to his supporters in front of the Parliament House building during a "Revolution March" in Islamabad August 28, 2014. Pakistan's army stepped into a political struggle between the country's embattled prime minister and the opposition on Thursday, signalling a possible end to a crisis that has destabilised the coup-prone nation. REUTERS/Faisal Mahmood (PAKISTAN - Tags: POLITICS CIVIL UNREST)
Imran Khan, Chairman of the Pakistan Tehreek-e-Insaf (PTI) political party, addresses supporters in front of the Parliament house building during what has been dubbed a "freedom march" in Islamabad
Imran Khan, the Chairman of the Pakistan Tehreek-e-Insaf (PTI) political party, addresses supporters in front of the Parliament house building during what has been dubbed a "freedom march" in Islamabad August 28, 2014. Pakistan's army stepped into a political struggle between the country's embattled prime minister and the opposition on Thursday, signalling a possible end to a crisis that has destabilised the coup-prone nation. REUTERS/Faisal Mahmood (PAKISTAN - Tags: POLITICS CIVIL UNREST)
Imran Khan, Chairman of the Pakistan Tehreek-e-Insaf (PTI) political party, addresses supporters in front of the Parliament house building during what has been dubbed a "freedom march" in Islamabad
Imran Khan, the Chairman of the Pakistan Tehreek-e-Insaf (PTI) political party, addresses supporters in front of the Parliament house building during what has been dubbed a "freedom march" in Islamabad August 28, 2014. Pakistan's army stepped into a political struggle between the country's embattled prime minister and the opposition on Thursday, signalling a possible end to a crisis that has destabilised the coup-prone nation. REUTERS/Faisal Mahmood (PAKISTAN - Tags: POLITICS CIVIL UNREST)
Supporter of chairman of the Pakistan Tehreek-e-Insaf political party Imran Khan, a former international cricketer, cheers while listening to him speak during what has been dubbed a "freedom march" in Islamabad
A supporter of the chairman of the Pakistan Tehreek-e-Insaf political party Imran Khan, a former international cricketer, cheers while listening to him speak during what has been dubbed a "freedom march" in Islamabad August 28, 2014. Pakistan's army stepped into a political struggle between the country's embattled prime minister and the opposition on Thursday, signalling a possible end to a crisis that has destabilised the coup-prone nation. REUTERS/Faisal Mahmood (PAKISTAN - Tags: POLITICS CIVIL UNREST)
Supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), raise their hands during Qadri's speech in front of the Parliament House building in Islamabad
Supporters of Tahir ul-Qadri, Sufi cleric and leader of political party Pakistan Awami Tehreek (PAT), raise their hands during Qadri's speech in front of the Parliament House building in Islamabad August 28, 2014. Pakistan's army stepped into a political struggle between the country's embattled prime minister and the opposition on Thursday, signalling a possible end to a crisis that has destabilised the coup-prone nation. REUTERS/Faisal Mahmood (PAKISTAN - Tags: POLITICS CIVIL UNREST)