More than 1,400 NGOs operating in 90 countries helped to get 123 countries to ratify the treaty banning landmines.

Yet there have also been landmark successes.

There were significant underlying problems, nonetheless.

Of course, major systemic disruptions do not occur every year.

These are all major advances.

The enemy suffered significant losses.

Instead, the advanced economies need a medium term plan to restore competitiveness and jobs via massive new investments in high quality education, job training and human capital improvements, infrastructure, and alternative renewable energy.

The appropriate response to such massive changes is not protectionism.

The age profiles of our societies are changing dramatically.

However, important changes will come quickly.

Yet there is abundant distributional change going on under the surface.

But this difference may have less impact than meets the eye.

Smaller steps, however, can and should be taken.

The US will never place a large land army on the Asian mainland again.

The most creative breakthroughs became famous events.

How does your brain form its most significant memories? Studies of fear in rats have helped us learn much here.

Here, again, there are considerable drawbacks.

In cases where household survey data has tracked the same families over time it is common to find considerable churning under the surface.

How does your brain form its most significant memories?

The famous ima market suffered some structural damages manipur earthquake pic.twitter.com a2wheI7rkl Яonald Thangeo ( RonaldThangeo) January 4, 2016

Although exiting the monetary union would have yielded considerable benefits, Grexit would have entailed sizeable costs as well.

Obama responded that the US Congress would not support a major development effort for the drylands.

Treatment, too, has changed in the wake of the mass poisoning.

Negotiators will also have to overcome significant structural obstacles.

But potentially significant costs offset these small benefits.

Developing countries have already invested heavily in children.

And it, too, would likely yield significant social returns.

But German Chancellor Angela Merkel has undergone a remarkable transformation.

Lisbon Treaty caused significant imbalance between individual institutions.

Severe pension cuts are preventing the elderly from living out their lives with dignity.

Our world has changed vastly over the past century and not only because of technology.

In one stroke, Putin has jeopardized his considerable accomplishments.

The rapid, dramatic shifts brought about by HFT are likely to continue.

The great aquifers that supply water for irrigation are being depleted.

The numbers are considerable. A billion live in the squatter cities now.

But the model also carries considerable costs.

The rapid, dramatic shifts brought about by HFT are likely to continue.

But significant obstacles continue to block wider constitutional reform.

But there remain considerable obstacles to fulfilling that commitment.

The city has experienced significant demographic shifts in recent years.

At a time when bank capital is scarce, that impediment carries significant economic costs.

This vast transformation has not only generated a virtuous circle that strengthened institutional stability and social capital.

Fortunately, what motivates most significant advances in knowledge is not profit, but the pursuit of knowledge itself.

Nonetheless, India has considerable assets that already affect the balance of power in Asia.

Manitoba has thirty eight public libraries of these, twelve have French language collections and eight have significant collections in other languages.