There are only a few weeks to go before international and local leaders from states, regions, cities, businesses, investors and civil society travel to the Global Climate Action Summit in San Francisco to create a new wave of mobilization. As Earth is at risk of entering a situation of extreme conditions, those going must bring along more than just flowers in their hair.

The surge in the frequency and intensity of climate change impacts has raised the alarm about how this could hamper coastal activities. Several critical ports in the Indo-Pacific region are hubs of international trade and commerce and at the same time vulnerable to typhoons, taller waves and erosion. India’s climate diplomacy at the regional level could activate climate-resilient pathways for port development and management.

After an 18-month stretch without a White House science adviser – the longest any modern president has gone without a science adviser – Trump appoints extreme weather expert Kelvin Droegemeier to the post. Kelvin Droegemeier is vice president for research at the University of Oklahoma and a climate change scientist. His selection was widely welcomed.

Climate change threatens conflict and poverty in the Arab region, according to the UN Development Programme (UNDP). In a report published last week, the agency suggested climate risks could derail development gains, such as the decrease in infant mortality and the achievement of near universal primary education.

The links between climate change and security have started entering regional resolutions through the UN Security Council. Germany, elected for a seat on the Council in 2019-20, will again prioritize climate-related security risks as one of its main agendas. What prospects does a renewed engagement on climate security risks offer and is there scope for preventive participation?

As the world's biggest polluter, what China decides to do with its energy policy matters to the whole planet. And while progress on the domestic front has rightly won Beijing praise from climate scientists, China is the world's largest funder of coal plants overseas. Is the country employing double standards?