International scientists on Tuesday kicked off a week-long meeting in Japan that is set to deliver dark predictions on the impact of climate change, warning of severe floods and droughts that could spark conflict and wreck economies.
Japan Today

HINTS
International scientists (on Tuesday)
[kicked off]
a week-long meeting (in Japan)

meeting

[that]
is set [to deliver]
dark predictions
(on the impact of climate change)

,warning of (severe) floods and droughts

floods and droughts

[that]
[could spark]
conflict and wreck economies.