(ANSA) - LONDON, 02 NOV - Boris Johnson closes the summit of the leader who introduced the work of the UN conference on climate CoP26 in Glasgow with a spirit of "cautious optimism" after today's declaration on deforestation, but he warns that "a long way to go ".
The British premier, landlord, evokes the need to avoid prematurely all "exaggerated enthusiasm" and "false hopes".
(HANDLE).